Home / 179,207.03-247,265.98-103,711.79

Finding the Fourth Proportional to 179,207.03, 247,265.98 and 103,711.79

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Solution

The fourth proportional to 179,207.03, 247,265.98 and 103,711.79 is: 143,099.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,207.03 : 247,265.98 = 103,711.79 : x
  2. Step 2: Convert to fraction form
    179,207.03/247,265.98 = 103,711.79/x
  3. Step 3: Cross multiply
    179,207.03x = 247,265.98 × 103,711.79
  4. Step 4: Simplify right side
    179,207.03x = 25,644,397,750.79
  5. Step 5: Solve for x
    x = 25,644,397,750.79/179,207.03
  6. Step 6: Final answer
    x = 143,099.28

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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.