Home / 82,834.14-124,064.28-38,367.48

Finding the Fourth Proportional to 82,834.14, 124,064.28 and 38,367.48

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Solution

The fourth proportional to 82,834.14, 124,064.28 and 38,367.48 is: 57,464.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,834.14 : 124,064.28 = 38,367.48 : x
  2. Step 2: Convert to fraction form
    82,834.14/124,064.28 = 38,367.48/x
  3. Step 3: Cross multiply
    82,834.14x = 124,064.28 × 38,367.48
  4. Step 4: Simplify right side
    82,834.14x = 4,760,033,781.61
  5. Step 5: Solve for x
    x = 4,760,033,781.61/82,834.14
  6. Step 6: Final answer
    x = 57,464.64

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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.