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Finding the Fourth Proportional to 60,140.68, 82,991.30 and 32,916.16

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Solution

The fourth proportional to 60,140.68, 82,991.30 and 32,916.16 is: 45,422.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,140.68 : 82,991.30 = 32,916.16 : x
  2. Step 2: Convert to fraction form
    60,140.68/82,991.30 = 32,916.16/x
  3. Step 3: Cross multiply
    60,140.68x = 82,991.30 × 32,916.16
  4. Step 4: Simplify right side
    60,140.68x = 2,731,754,909.41
  5. Step 5: Solve for x
    x = 2,731,754,909.41/60,140.68
  6. Step 6: Final answer
    x = 45,422.75

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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.