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Finding the Fourth Proportional to 64,507.44, 96,753.84 and 22,379.76

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Solution

The fourth proportional to 64,507.44, 96,753.84 and 22,379.76 is: 33,567.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,507.44 : 96,753.84 = 22,379.76 : x
  2. Step 2: Convert to fraction form
    64,507.44/96,753.84 = 22,379.76/x
  3. Step 3: Cross multiply
    64,507.44x = 96,753.84 × 22,379.76
  4. Step 4: Simplify right side
    64,507.44x = 2,165,327,718.28
  5. Step 5: Solve for x
    x = 2,165,327,718.28/64,507.44
  6. Step 6: Final answer
    x = 33,567.10

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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.