Home / 179,379.76-247,488.18-101,842.72

Finding the Fourth Proportional to 179,379.76, 247,488.18 and 101,842.72

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Solution

The fourth proportional to 179,379.76, 247,488.18 and 101,842.72 is: 140,511.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,379.76 : 247,488.18 = 101,842.72 : x
  2. Step 2: Convert to fraction form
    179,379.76/247,488.18 = 101,842.72/x
  3. Step 3: Cross multiply
    179,379.76x = 247,488.18 × 101,842.72
  4. Step 4: Simplify right side
    179,379.76x = 25,204,869,419.05
  5. Step 5: Solve for x
    x = 25,204,869,419.05/179,379.76
  6. Step 6: Final answer
    x = 140,511.22

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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.