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Finding the Fourth Proportional to 61,458.92, 84,819.66 and 37,601.46

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Solution

The fourth proportional to 61,458.92, 84,819.66 and 37,601.46 is: 51,893.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,458.92 : 84,819.66 = 37,601.46 : x
  2. Step 2: Convert to fraction form
    61,458.92/84,819.66 = 37,601.46/x
  3. Step 3: Cross multiply
    61,458.92x = 84,819.66 × 37,601.46
  4. Step 4: Simplify right side
    61,458.92x = 3,189,343,052.70
  5. Step 5: Solve for x
    x = 3,189,343,052.70/61,458.92
  6. Step 6: Final answer
    x = 51,893.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.