Home / 116,121.40-174,182.38-31,882.73

Finding the Fourth Proportional to 116,121.40, 174,182.38 and 31,882.73

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Solution

The fourth proportional to 116,121.40, 174,182.38 and 31,882.73 is: 47,824.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,121.40 : 174,182.38 = 31,882.73 : x
  2. Step 2: Convert to fraction form
    116,121.40/174,182.38 = 31,882.73/x
  3. Step 3: Cross multiply
    116,121.40x = 174,182.38 × 31,882.73
  4. Step 4: Simplify right side
    116,121.40x = 5,553,408,841.68
  5. Step 5: Solve for x
    x = 5,553,408,841.68/116,121.40
  6. Step 6: Final answer
    x = 47,824.16

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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.