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Finding the Fourth Proportional to 179,882.98, 248,238.88 and 99,310.66

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Solution

The fourth proportional to 179,882.98, 248,238.88 and 99,310.66 is: 137,048.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,882.98 : 248,238.88 = 99,310.66 : x
  2. Step 2: Convert to fraction form
    179,882.98/248,238.88 = 99,310.66/x
  3. Step 3: Cross multiply
    179,882.98x = 248,238.88 × 99,310.66
  4. Step 4: Simplify right side
    179,882.98x = 24,652,766,141.59
  5. Step 5: Solve for x
    x = 24,652,766,141.59/179,882.98
  6. Step 6: Final answer
    x = 137,048.91

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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.