Home / 63,446.20-87,414.78-41,897.68

Finding the Fourth Proportional to 63,446.20, 87,414.78 and 41,897.68

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Solution

The fourth proportional to 63,446.20, 87,414.78 and 41,897.68 is: 57,725.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,446.20 : 87,414.78 = 41,897.68 : x
  2. Step 2: Convert to fraction form
    63,446.20/87,414.78 = 41,897.68/x
  3. Step 3: Cross multiply
    63,446.20x = 87,414.78 × 41,897.68
  4. Step 4: Simplify right side
    63,446.20x = 3,662,476,479.71
  5. Step 5: Solve for x
    x = 3,662,476,479.71/63,446.20
  6. Step 6: Final answer
    x = 57,725.70

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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.