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Finding the Fourth Proportional to 61,773.71, 92,664 and 17,403.93

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Solution

The fourth proportional to 61,773.71, 92,664 and 17,403.93 is: 26,106.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,773.71 : 92,664 = 17,403.93 : x
  2. Step 2: Convert to fraction form
    61,773.71/92,664 = 17,403.93/x
  3. Step 3: Cross multiply
    61,773.71x = 92,664 × 17,403.93
  4. Step 4: Simplify right side
    61,773.71x = 1,612,717,769.52
  5. Step 5: Solve for x
    x = 1,612,717,769.52/61,773.71
  6. Step 6: Final answer
    x = 26,106.86

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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.