Home / 48,171.52-66,476.68-31,404.52

Finding the Fourth Proportional to 48,171.52, 66,476.68 and 31,404.52

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Solution

The fourth proportional to 48,171.52, 66,476.68 and 31,404.52 is: 43,338.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,171.52 : 66,476.68 = 31,404.52 : x
  2. Step 2: Convert to fraction form
    48,171.52/66,476.68 = 31,404.52/x
  3. Step 3: Cross multiply
    48,171.52x = 66,476.68 × 31,404.52
  4. Step 4: Simplify right side
    48,171.52x = 2,087,668,226.59
  5. Step 5: Solve for x
    x = 2,087,668,226.59/48,171.52
  6. Step 6: Final answer
    x = 43,338.23

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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.