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Finding the Fourth Proportional to 64,250.92, 96,357.88 and 22,129.30

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Solution

The fourth proportional to 64,250.92, 96,357.88 and 22,129.30 is: 33,187.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,250.92 : 96,357.88 = 22,129.30 : x
  2. Step 2: Convert to fraction form
    64,250.92/96,357.88 = 22,129.30/x
  3. Step 3: Cross multiply
    64,250.92x = 96,357.88 × 22,129.30
  4. Step 4: Simplify right side
    64,250.92x = 2,132,332,433.88
  5. Step 5: Solve for x
    x = 2,132,332,433.88/64,250.92
  6. Step 6: Final answer
    x = 33,187.58

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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.