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Finding the Fourth Proportional to 61,792.56, 92,688.66 and 15,045.48

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Solution

The fourth proportional to 61,792.56, 92,688.66 and 15,045.48 is: 22,568.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,792.56 : 92,688.66 = 15,045.48 : x
  2. Step 2: Convert to fraction form
    61,792.56/92,688.66 = 15,045.48/x
  3. Step 3: Cross multiply
    61,792.56x = 92,688.66 × 15,045.48
  4. Step 4: Simplify right side
    61,792.56x = 1,394,545,380.26
  5. Step 5: Solve for x
    x = 1,394,545,380.26/61,792.56
  6. Step 6: Final answer
    x = 22,568.18

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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.