Home / 179,961.82-248,342.56-99,387.62

Finding the Fourth Proportional to 179,961.82, 248,342.56 and 99,387.62

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Solution

The fourth proportional to 179,961.82, 248,342.56 and 99,387.62 is: 137,152.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,961.82 : 248,342.56 = 99,387.62 : x
  2. Step 2: Convert to fraction form
    179,961.82/248,342.56 = 99,387.62/x
  3. Step 3: Cross multiply
    179,961.82x = 248,342.56 × 99,387.62
  4. Step 4: Simplify right side
    179,961.82x = 24,682,175,616.61
  5. Step 5: Solve for x
    x = 24,682,175,616.61/179,961.82
  6. Step 6: Final answer
    x = 137,152.29

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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.