Home / 179,271.52-247,385.30-98,683.30

Finding the Fourth Proportional to 179,271.52, 247,385.30 and 98,683.30

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Solution

The fourth proportional to 179,271.52, 247,385.30 and 98,683.30 is: 136,177.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,271.52 : 247,385.30 = 98,683.30 : x
  2. Step 2: Convert to fraction form
    179,271.52/247,385.30 = 98,683.30/x
  3. Step 3: Cross multiply
    179,271.52x = 247,385.30 × 98,683.30
  4. Step 4: Simplify right side
    179,271.52x = 24,412,797,775.49
  5. Step 5: Solve for x
    x = 24,412,797,775.49/179,271.52
  6. Step 6: Final answer
    x = 136,177.78

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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.