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Finding the Fourth Proportional to 63,472.07, 95,114.55 and 35,353.42

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Solution

The fourth proportional to 63,472.07, 95,114.55 and 35,353.42 is: 52,978.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,472.07 : 95,114.55 = 35,353.42 : x
  2. Step 2: Convert to fraction form
    63,472.07/95,114.55 = 35,353.42/x
  3. Step 3: Cross multiply
    63,472.07x = 95,114.55 × 35,353.42
  4. Step 4: Simplify right side
    63,472.07x = 3,362,624,529.05
  5. Step 5: Solve for x
    x = 3,362,624,529.05/63,472.07
  6. Step 6: Final answer
    x = 52,978.02

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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.