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Finding the Fourth Proportional to 63,458.67, 87,572.97 and 35,164.36

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Solution

The fourth proportional to 63,458.67, 87,572.97 and 35,164.36 is: 48,526.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,458.67 : 87,572.97 = 35,164.36 : x
  2. Step 2: Convert to fraction form
    63,458.67/87,572.97 = 35,164.36/x
  3. Step 3: Cross multiply
    63,458.67x = 87,572.97 × 35,164.36
  4. Step 4: Simplify right side
    63,458.67x = 3,079,447,224.42
  5. Step 5: Solve for x
    x = 3,079,447,224.42/63,458.67
  6. Step 6: Final answer
    x = 48,526.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.