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Finding the Fourth Proportional to 64,381.64, 96,548.80 and 22,250.92

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Solution

The fourth proportional to 64,381.64, 96,548.80 and 22,250.92 is: 33,368.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,381.64 : 96,548.80 = 22,250.92 : x
  2. Step 2: Convert to fraction form
    64,381.64/96,548.80 = 22,250.92/x
  3. Step 3: Cross multiply
    64,381.64x = 96,548.80 × 22,250.92
  4. Step 4: Simplify right side
    64,381.64x = 2,148,299,624.90
  5. Step 5: Solve for x
    x = 2,148,299,624.90/64,381.64
  6. Step 6: Final answer
    x = 33,368.20

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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.