Home / 154,996.90-232,640.88-76,167.70

Finding the Fourth Proportional to 154,996.90, 232,640.88 and 76,167.70

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Solution

The fourth proportional to 154,996.90, 232,640.88 and 76,167.70 is: 114,323.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,996.90 : 232,640.88 = 76,167.70 : x
  2. Step 2: Convert to fraction form
    154,996.90/232,640.88 = 76,167.70/x
  3. Step 3: Cross multiply
    154,996.90x = 232,640.88 × 76,167.70
  4. Step 4: Simplify right side
    154,996.90x = 17,719,720,755.58
  5. Step 5: Solve for x
    x = 17,719,720,755.58/154,996.90
  6. Step 6: Final answer
    x = 114,323.07

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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.