Home / 179,218.28-247,319.28-98,644.08

Finding the Fourth Proportional to 179,218.28, 247,319.28 and 98,644.08

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Solution

The fourth proportional to 179,218.28, 247,319.28 and 98,644.08 is: 136,127.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,218.28 : 247,319.28 = 98,644.08 : x
  2. Step 2: Convert to fraction form
    179,218.28/247,319.28 = 98,644.08/x
  3. Step 3: Cross multiply
    179,218.28x = 247,319.28 × 98,644.08
  4. Step 4: Simplify right side
    179,218.28x = 24,396,582,841.86
  5. Step 5: Solve for x
    x = 24,396,582,841.86/179,218.28
  6. Step 6: Final answer
    x = 136,127.76

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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.