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Finding the Fourth Proportional to 61,523.80, 92,285.70 and 41,840.80

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Solution

The fourth proportional to 61,523.80, 92,285.70 and 41,840.80 is: 62,761.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,523.80 : 92,285.70 = 41,840.80 : x
  2. Step 2: Convert to fraction form
    61,523.80/92,285.70 = 41,840.80/x
  3. Step 3: Cross multiply
    61,523.80x = 92,285.70 × 41,840.80
  4. Step 4: Simplify right side
    61,523.80x = 3,861,307,516.56
  5. Step 5: Solve for x
    x = 3,861,307,516.56/61,523.80
  6. Step 6: Final answer
    x = 62,761.20

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1.5x scale

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.