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Finding the Fourth Proportional to 61,685.89, 92,485.02 and 26,635.57

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Solution

The fourth proportional to 61,685.89, 92,485.02 and 26,635.57 is: 39,934.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,685.89 : 92,485.02 = 26,635.57 : x
  2. Step 2: Convert to fraction form
    61,685.89/92,485.02 = 26,635.57/x
  3. Step 3: Cross multiply
    61,685.89x = 92,485.02 × 26,635.57
  4. Step 4: Simplify right side
    61,685.89x = 2,463,391,224.16
  5. Step 5: Solve for x
    x = 2,463,391,224.16/61,685.89
  6. Step 6: Final answer
    x = 39,934.44

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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.