Home / 115,618.83-173,265.22-54,764.53

Finding the Fourth Proportional to 115,618.83, 173,265.22 and 54,764.53

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Solution

The fourth proportional to 115,618.83, 173,265.22 and 54,764.53 is: 82,069.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,618.83 : 173,265.22 = 54,764.53 : x
  2. Step 2: Convert to fraction form
    115,618.83/173,265.22 = 54,764.53/x
  3. Step 3: Cross multiply
    115,618.83x = 173,265.22 × 54,764.53
  4. Step 4: Simplify right side
    115,618.83x = 9,488,788,338.65
  5. Step 5: Solve for x
    x = 9,488,788,338.65/115,618.83
  6. Step 6: Final answer
    x = 82,069.58

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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.