Home / 140,140.60-209,939.92-117,381.02

Finding the Fourth Proportional to 140,140.60, 209,939.92 and 117,381.02

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Solution

The fourth proportional to 140,140.60, 209,939.92 and 117,381.02 is: 175,844.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,140.60 : 209,939.92 = 117,381.02 : x
  2. Step 2: Convert to fraction form
    140,140.60/209,939.92 = 117,381.02/x
  3. Step 3: Cross multiply
    140,140.60x = 209,939.92 × 117,381.02
  4. Step 4: Simplify right side
    140,140.60x = 24,642,960,605.17
  5. Step 5: Solve for x
    x = 24,642,960,605.17/140,140.60
  6. Step 6: Final answer
    x = 175,844.55

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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.