Home / 104,976,145.20-157,464,217.80-83,293,352.40

Finding the Fourth Proportional to 104,976,145.20, 157,464,217.80 and 83,293,352.40

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Solution

The fourth proportional to 104,976,145.20, 157,464,217.80 and 83,293,352.40 is: 124,940,028.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,145.20 : 157,464,217.80 = 83,293,352.40 : x
  2. Step 2: Convert to fraction form
    104,976,145.20/157,464,217.80 = 83,293,352.40/x
  3. Step 3: Cross multiply
    104,976,145.20x = 157,464,217.80 × 83,293,352.40
  4. Step 4: Simplify right side
    104,976,145.20x = 13,115,722,583,605,754
  5. Step 5: Solve for x
    x = 13,115,722,583,605,754/104,976,145.20
  6. Step 6: Final answer
    x = 124,940,028.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.