Home / 104,272.20-143,888.40-58,952.34

Finding the Fourth Proportional to 104,272.20, 143,888.40 and 58,952.34

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Solution

The fourth proportional to 104,272.20, 143,888.40 and 58,952.34 is: 81,350.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,272.20 : 143,888.40 = 58,952.34 : x
  2. Step 2: Convert to fraction form
    104,272.20/143,888.40 = 58,952.34/x
  3. Step 3: Cross multiply
    104,272.20x = 143,888.40 × 58,952.34
  4. Step 4: Simplify right side
    104,272.20x = 8,482,557,878.86
  5. Step 5: Solve for x
    x = 8,482,557,878.86/104,272.20
  6. Step 6: Final answer
    x = 81,350.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.