Home / 179,615.28-247,867.56-99,046.20

Finding the Fourth Proportional to 179,615.28, 247,867.56 and 99,046.20

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Solution

The fourth proportional to 179,615.28, 247,867.56 and 99,046.20 is: 136,682.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,615.28 : 247,867.56 = 99,046.20 : x
  2. Step 2: Convert to fraction form
    179,615.28/247,867.56 = 99,046.20/x
  3. Step 3: Cross multiply
    179,615.28x = 247,867.56 × 99,046.20
  4. Step 4: Simplify right side
    179,615.28x = 24,550,339,921.27
  5. Step 5: Solve for x
    x = 24,550,339,921.27/179,615.28
  6. Step 6: Final answer
    x = 136,682.91

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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.