Home / 179,044.76-247,087.96-98,478.38

Finding the Fourth Proportional to 179,044.76, 247,087.96 and 98,478.38

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Solution

The fourth proportional to 179,044.76, 247,087.96 and 98,478.38 is: 135,903.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,044.76 : 247,087.96 = 98,478.38 : x
  2. Step 2: Convert to fraction form
    179,044.76/247,087.96 = 98,478.38/x
  3. Step 3: Cross multiply
    179,044.76x = 247,087.96 × 98,478.38
  4. Step 4: Simplify right side
    179,044.76x = 24,332,822,018.30
  5. Step 5: Solve for x
    x = 24,332,822,018.30/179,044.76
  6. Step 6: Final answer
    x = 135,903.57

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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.