Home / 104,976,201.35-157,464,302.03-72,097,718.15

Finding the Fourth Proportional to 104,976,201.35, 157,464,302.03 and 72,097,718.15

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Solution

The fourth proportional to 104,976,201.35, 157,464,302.03 and 72,097,718.15 is: 108,146,577.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,201.35 : 157,464,302.03 = 72,097,718.15 : x
  2. Step 2: Convert to fraction form
    104,976,201.35/157,464,302.03 = 72,097,718.15/x
  3. Step 3: Cross multiply
    104,976,201.35x = 157,464,302.03 × 72,097,718.15
  4. Step 4: Simplify right side
    104,976,201.35x = 11,352,816,866,445,414
  5. Step 5: Solve for x
    x = 11,352,816,866,445,414/104,976,201.35
  6. Step 6: Final answer
    x = 108,146,577.23

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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.