Home / 98,748.56-148,138.20-32,173.19

Finding the Fourth Proportional to 98,748.56, 148,138.20 and 32,173.19

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Solution

The fourth proportional to 98,748.56, 148,138.20 and 32,173.19 is: 48,264.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,748.56 : 148,138.20 = 32,173.19 : x
  2. Step 2: Convert to fraction form
    98,748.56/148,138.20 = 32,173.19/x
  3. Step 3: Cross multiply
    98,748.56x = 148,138.20 × 32,173.19
  4. Step 4: Simplify right side
    98,748.56x = 4,766,078,454.86
  5. Step 5: Solve for x
    x = 4,766,078,454.86/98,748.56
  6. Step 6: Final answer
    x = 48,264.79

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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.