Home / 179,621.62-247,872.15-99,052.54

Finding the Fourth Proportional to 179,621.62, 247,872.15 and 99,052.54

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Solution

The fourth proportional to 179,621.62, 247,872.15 and 99,052.54 is: 136,689.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,621.62 : 247,872.15 = 99,052.54 : x
  2. Step 2: Convert to fraction form
    179,621.62/247,872.15 = 99,052.54/x
  3. Step 3: Cross multiply
    179,621.62x = 247,872.15 × 99,052.54
  4. Step 4: Simplify right side
    179,621.62x = 24,552,365,433.08
  5. Step 5: Solve for x
    x = 24,552,365,433.08/179,621.62
  6. Step 6: Final answer
    x = 136,689.37

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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.