Home / 71,551.28-107,376.24-29,434.16

Finding the Fourth Proportional to 71,551.28, 107,376.24 and 29,434.16

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Solution

The fourth proportional to 71,551.28, 107,376.24 and 29,434.16 is: 44,171.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,551.28 : 107,376.24 = 29,434.16 : x
  2. Step 2: Convert to fraction form
    71,551.28/107,376.24 = 29,434.16/x
  3. Step 3: Cross multiply
    71,551.28x = 107,376.24 × 29,434.16
  4. Step 4: Simplify right side
    71,551.28x = 3,160,529,428.36
  5. Step 5: Solve for x
    x = 3,160,529,428.36/71,551.28
  6. Step 6: Final answer
    x = 44,171.53

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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.