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Finding the Fourth Proportional to 61,702.47, 92,590.71 and 26,642.10

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Solution

The fourth proportional to 61,702.47, 92,590.71 and 26,642.10 is: 39,979.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,702.47 : 92,590.71 = 26,642.10 : x
  2. Step 2: Convert to fraction form
    61,702.47/92,590.71 = 26,642.10/x
  3. Step 3: Cross multiply
    61,702.47x = 92,590.71 × 26,642.10
  4. Step 4: Simplify right side
    61,702.47x = 2,466,810,954.89
  5. Step 5: Solve for x
    x = 2,466,810,954.89/61,702.47
  6. Step 6: Final answer
    x = 39,979.13

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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.