Home / 69,447.12-95,842.90-39,237.98

Finding the Fourth Proportional to 69,447.12, 95,842.90 and 39,237.98

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Solution

The fourth proportional to 69,447.12, 95,842.90 and 39,237.98 is: 54,151.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,447.12 : 95,842.90 = 39,237.98 : x
  2. Step 2: Convert to fraction form
    69,447.12/95,842.90 = 39,237.98/x
  3. Step 3: Cross multiply
    69,447.12x = 95,842.90 × 39,237.98
  4. Step 4: Simplify right side
    69,447.12x = 3,760,681,793.34
  5. Step 5: Solve for x
    x = 3,760,681,793.34/69,447.12
  6. Step 6: Final answer
    x = 54,151.73

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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.