Home / 179,001.28-247,013.31-98,432.20

Finding the Fourth Proportional to 179,001.28, 247,013.31 and 98,432.20

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Solution

The fourth proportional to 179,001.28, 247,013.31 and 98,432.20 is: 135,831.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,001.28 : 247,013.31 = 98,432.20 : x
  2. Step 2: Convert to fraction form
    179,001.28/247,013.31 = 98,432.20/x
  3. Step 3: Cross multiply
    179,001.28x = 247,013.31 × 98,432.20
  4. Step 4: Simplify right side
    179,001.28x = 24,314,063,532.58
  5. Step 5: Solve for x
    x = 24,314,063,532.58/179,001.28
  6. Step 6: Final answer
    x = 135,831.79

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1.5x scale

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.