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Finding the Fourth Proportional to 41,065.54, 61,702.10 and 39,404.79

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Solution

The fourth proportional to 41,065.54, 61,702.10 and 39,404.79 is: 59,206.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,065.54 : 61,702.10 = 39,404.79 : x
  2. Step 2: Convert to fraction form
    41,065.54/61,702.10 = 39,404.79/x
  3. Step 3: Cross multiply
    41,065.54x = 61,702.10 × 39,404.79
  4. Step 4: Simplify right side
    41,065.54x = 2,431,358,391.57
  5. Step 5: Solve for x
    x = 2,431,358,391.57/41,065.54
  6. Step 6: Final answer
    x = 59,206.78

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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.