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Finding the Fourth Proportional to 61,324.82, 92,013.16 and 26,280.98

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Solution

The fourth proportional to 61,324.82, 92,013.16 and 26,280.98 is: 39,432.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,324.82 : 92,013.16 = 26,280.98 : x
  2. Step 2: Convert to fraction form
    61,324.82/92,013.16 = 26,280.98/x
  3. Step 3: Cross multiply
    61,324.82x = 92,013.16 × 26,280.98
  4. Step 4: Simplify right side
    61,324.82x = 2,418,196,017.70
  5. Step 5: Solve for x
    x = 2,418,196,017.70/61,324.82
  6. Step 6: Final answer
    x = 39,432.58

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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.