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Finding the Fourth Proportional to 61,704.81, 92,557.21 and 14,957.68

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Solution

The fourth proportional to 61,704.81, 92,557.21 and 14,957.68 is: 22,436.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,704.81 : 92,557.21 = 14,957.68 : x
  2. Step 2: Convert to fraction form
    61,704.81/92,557.21 = 14,957.68/x
  3. Step 3: Cross multiply
    61,704.81x = 92,557.21 × 14,957.68
  4. Step 4: Simplify right side
    61,704.81x = 1,384,441,128.87
  5. Step 5: Solve for x
    x = 1,384,441,128.87/61,704.81
  6. Step 6: Final answer
    x = 22,436.52

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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.