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Finding the Fourth Proportional to 60,572.87, 90,862.64 and 23,136.02

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Solution

The fourth proportional to 60,572.87, 90,862.64 and 23,136.02 is: 34,705.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,572.87 : 90,862.64 = 23,136.02 : x
  2. Step 2: Convert to fraction form
    60,572.87/90,862.64 = 23,136.02/x
  3. Step 3: Cross multiply
    60,572.87x = 90,862.64 × 23,136.02
  4. Step 4: Simplify right side
    60,572.87x = 2,102,199,856.29
  5. Step 5: Solve for x
    x = 2,102,199,856.29/60,572.87
  6. Step 6: Final answer
    x = 34,705.30

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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.