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Finding the Fourth Proportional to 60,502.57, 90,772.31 and 30,941.17

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Solution

The fourth proportional to 60,502.57, 90,772.31 and 30,941.17 is: 46,421.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,502.57 : 90,772.31 = 30,941.17 : x
  2. Step 2: Convert to fraction form
    60,502.57/90,772.31 = 30,941.17/x
  3. Step 3: Cross multiply
    60,502.57x = 90,772.31 × 30,941.17
  4. Step 4: Simplify right side
    60,502.57x = 2,808,601,475.00
  5. Step 5: Solve for x
    x = 2,808,601,475.00/60,502.57
  6. Step 6: Final answer
    x = 46,421.19

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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.