Home / 69,137.82-95,417.19-45,277.65

Finding the Fourth Proportional to 69,137.82, 95,417.19 and 45,277.65

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Solution

The fourth proportional to 69,137.82, 95,417.19 and 45,277.65 is: 62,487.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,137.82 : 95,417.19 = 45,277.65 : x
  2. Step 2: Convert to fraction form
    69,137.82/95,417.19 = 45,277.65/x
  3. Step 3: Cross multiply
    69,137.82x = 95,417.19 × 45,277.65
  4. Step 4: Simplify right side
    69,137.82x = 4,320,266,132.80
  5. Step 5: Solve for x
    x = 4,320,266,132.80/69,137.82
  6. Step 6: Final answer
    x = 62,487.74

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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.