Home / 177,651.13-244,989.12-116,305.78

Finding the Fourth Proportional to 177,651.13, 244,989.12 and 116,305.78

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Solution

The fourth proportional to 177,651.13, 244,989.12 and 116,305.78 is: 160,391.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,651.13 : 244,989.12 = 116,305.78 : x
  2. Step 2: Convert to fraction form
    177,651.13/244,989.12 = 116,305.78/x
  3. Step 3: Cross multiply
    177,651.13x = 244,989.12 × 116,305.78
  4. Step 4: Simplify right side
    177,651.13x = 28,493,650,693.11
  5. Step 5: Solve for x
    x = 28,493,650,693.11/177,651.13
  6. Step 6: Final answer
    x = 160,391.05

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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.