Home / 179,508.47-247,678.16-101,966.85

Finding the Fourth Proportional to 179,508.47, 247,678.16 and 101,966.85

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Solution

The fourth proportional to 179,508.47, 247,678.16 and 101,966.85 is: 140,689.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,508.47 : 247,678.16 = 101,966.85 : x
  2. Step 2: Convert to fraction form
    179,508.47/247,678.16 = 101,966.85/x
  3. Step 3: Cross multiply
    179,508.47x = 247,678.16 × 101,966.85
  4. Step 4: Simplify right side
    179,508.47x = 25,254,961,279.16
  5. Step 5: Solve for x
    x = 25,254,961,279.16/179,508.47
  6. Step 6: Final answer
    x = 140,689.53

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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.