Home / 179,295.12-247,433.16-98,728.56

Finding the Fourth Proportional to 179,295.12, 247,433.16 and 98,728.56

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Solution

The fourth proportional to 179,295.12, 247,433.16 and 98,728.56 is: 136,248.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,295.12 : 247,433.16 = 98,728.56 : x
  2. Step 2: Convert to fraction form
    179,295.12/247,433.16 = 98,728.56/x
  3. Step 3: Cross multiply
    179,295.12x = 247,433.16 × 98,728.56
  4. Step 4: Simplify right side
    179,295.12x = 24,428,719,583.05
  5. Step 5: Solve for x
    x = 24,428,719,583.05/179,295.12
  6. Step 6: Final answer
    x = 136,248.66

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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.