Home / 176,909.49-244,132.69-100,427.92

Finding the Fourth Proportional to 176,909.49, 244,132.69 and 100,427.92

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Solution

The fourth proportional to 176,909.49, 244,132.69 and 100,427.92 is: 138,589.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,909.49 : 244,132.69 = 100,427.92 : x
  2. Step 2: Convert to fraction form
    176,909.49/244,132.69 = 100,427.92/x
  3. Step 3: Cross multiply
    176,909.49x = 244,132.69 × 100,427.92
  4. Step 4: Simplify right side
    176,909.49x = 24,517,738,260.70
  5. Step 5: Solve for x
    x = 24,517,738,260.70/176,909.49
  6. Step 6: Final answer
    x = 138,589.16

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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.