Home / 98,679.43-148,020.98-32,119.30

Finding the Fourth Proportional to 98,679.43, 148,020.98 and 32,119.30

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Solution

The fourth proportional to 98,679.43, 148,020.98 and 32,119.30 is: 48,179.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,679.43 : 148,020.98 = 32,119.30 : x
  2. Step 2: Convert to fraction form
    98,679.43/148,020.98 = 32,119.30/x
  3. Step 3: Cross multiply
    98,679.43x = 148,020.98 × 32,119.30
  4. Step 4: Simplify right side
    98,679.43x = 4,754,329,732.27
  5. Step 5: Solve for x
    x = 4,754,329,732.27/98,679.43
  6. Step 6: Final answer
    x = 48,179.54

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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.