Home / 179,138.62-247,217.25-98,572.06

Finding the Fourth Proportional to 179,138.62, 247,217.25 and 98,572.06

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Solution

The fourth proportional to 179,138.62, 247,217.25 and 98,572.06 is: 136,032.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,138.62 : 247,217.25 = 98,572.06 : x
  2. Step 2: Convert to fraction form
    179,138.62/247,217.25 = 98,572.06/x
  3. Step 3: Cross multiply
    179,138.62x = 247,217.25 × 98,572.06
  4. Step 4: Simplify right side
    179,138.62x = 24,368,713,600.04
  5. Step 5: Solve for x
    x = 24,368,713,600.04/179,138.62
  6. Step 6: Final answer
    x = 136,032.72

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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.