Home / 179,472.47-247,673.68-98,902.88

Finding the Fourth Proportional to 179,472.47, 247,673.68 and 98,902.88

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Solution

The fourth proportional to 179,472.47, 247,673.68 and 98,902.88 is: 136,486.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,472.47 : 247,673.68 = 98,902.88 : x
  2. Step 2: Convert to fraction form
    179,472.47/247,673.68 = 98,902.88/x
  3. Step 3: Cross multiply
    179,472.47x = 247,673.68 × 98,902.88
  4. Step 4: Simplify right side
    179,472.47x = 24,495,638,766.57
  5. Step 5: Solve for x
    x = 24,495,638,766.57/179,472.47
  6. Step 6: Final answer
    x = 136,486.89

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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.