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Finding the Fourth Proportional to 64,039.28, 96,058.92 and 32,854.64

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Solution

The fourth proportional to 64,039.28, 96,058.92 and 32,854.64 is: 49,281.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,039.28 : 96,058.92 = 32,854.64 : x
  2. Step 2: Convert to fraction form
    64,039.28/96,058.92 = 32,854.64/x
  3. Step 3: Cross multiply
    64,039.28x = 96,058.92 × 32,854.64
  4. Step 4: Simplify right side
    64,039.28x = 3,155,981,235.39
  5. Step 5: Solve for x
    x = 3,155,981,235.39/64,039.28
  6. Step 6: Final answer
    x = 49,281.96

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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.