Home / 98,974.20-148,472.10-95,863.80

Finding the Fourth Proportional to 98,974.20, 148,472.10 and 95,863.80

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Solution

The fourth proportional to 98,974.20, 148,472.10 and 95,863.80 is: 143,806.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,974.20 : 148,472.10 = 95,863.80 : x
  2. Step 2: Convert to fraction form
    98,974.20/148,472.10 = 95,863.80/x
  3. Step 3: Cross multiply
    98,974.20x = 148,472.10 × 95,863.80
  4. Step 4: Simplify right side
    98,974.20x = 14,233,099,699.98
  5. Step 5: Solve for x
    x = 14,233,099,699.98/98,974.20
  6. Step 6: Final answer
    x = 143,806.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.