Home / 66,937.35-100,432.32-29,471.14

Finding the Fourth Proportional to 66,937.35, 100,432.32 and 29,471.14

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Solution

The fourth proportional to 66,937.35, 100,432.32 and 29,471.14 is: 44,218.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,937.35 : 100,432.32 = 29,471.14 : x
  2. Step 2: Convert to fraction form
    66,937.35/100,432.32 = 29,471.14/x
  3. Step 3: Cross multiply
    66,937.35x = 100,432.32 × 29,471.14
  4. Step 4: Simplify right side
    66,937.35x = 2,959,854,963.24
  5. Step 5: Solve for x
    x = 2,959,854,963.24/66,937.35
  6. Step 6: Final answer
    x = 44,218.29

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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.