Home / 60,781.28-91,171.94-16,407.99

Finding the Fourth Proportional to 60,781.28, 91,171.94 and 16,407.99

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Solution

The fourth proportional to 60,781.28, 91,171.94 and 16,407.99 is: 24,611.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,781.28 : 91,171.94 = 16,407.99 : x
  2. Step 2: Convert to fraction form
    60,781.28/91,171.94 = 16,407.99/x
  3. Step 3: Cross multiply
    60,781.28x = 91,171.94 × 16,407.99
  4. Step 4: Simplify right side
    60,781.28x = 1,495,948,197.76
  5. Step 5: Solve for x
    x = 1,495,948,197.76/60,781.28
  6. Step 6: Final answer
    x = 24,611.99

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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.