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Finding the Fourth Proportional to 61,862.52, 92,633.16 and 53,034.33

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Solution

The fourth proportional to 61,862.52, 92,633.16 and 53,034.33 is: 79,413.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,862.52 : 92,633.16 = 53,034.33 : x
  2. Step 2: Convert to fraction form
    61,862.52/92,633.16 = 53,034.33/x
  3. Step 3: Cross multiply
    61,862.52x = 92,633.16 × 53,034.33
  4. Step 4: Simplify right side
    61,862.52x = 4,912,737,576.38
  5. Step 5: Solve for x
    x = 4,912,737,576.38/61,862.52
  6. Step 6: Final answer
    x = 79,413.80

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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.