Home / 219,499.67-329,291.20-124,836.75

Finding the Fourth Proportional to 219,499.67, 329,291.20 and 124,836.75

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Solution

The fourth proportional to 219,499.67, 329,291.20 and 124,836.75 is: 187,278.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,499.67 : 329,291.20 = 124,836.75 : x
  2. Step 2: Convert to fraction form
    219,499.67/329,291.20 = 124,836.75/x
  3. Step 3: Cross multiply
    219,499.67x = 329,291.20 × 124,836.75
  4. Step 4: Simplify right side
    219,499.67x = 41,107,643,211.60
  5. Step 5: Solve for x
    x = 41,107,643,211.60/219,499.67
  6. Step 6: Final answer
    x = 187,278.84

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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.