Home / 98,738.11-148,122.55-32,162.76

Finding the Fourth Proportional to 98,738.11, 148,122.55 and 32,162.76

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Solution

The fourth proportional to 98,738.11, 148,122.55 and 32,162.76 is: 48,249.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,738.11 : 148,122.55 = 32,162.76 : x
  2. Step 2: Convert to fraction form
    98,738.11/148,122.55 = 32,162.76/x
  3. Step 3: Cross multiply
    98,738.11x = 148,122.55 × 32,162.76
  4. Step 4: Simplify right side
    98,738.11x = 4,764,029,124.81
  5. Step 5: Solve for x
    x = 4,764,029,124.81/98,738.11
  6. Step 6: Final answer
    x = 48,249.14

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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.