Home / 98,849.20-148,277.52-28,729.12

Finding the Fourth Proportional to 98,849.20, 148,277.52 and 28,729.12

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Solution

The fourth proportional to 98,849.20, 148,277.52 and 28,729.12 is: 43,094.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,849.20 : 148,277.52 = 28,729.12 : x
  2. Step 2: Convert to fraction form
    98,849.20/148,277.52 = 28,729.12/x
  3. Step 3: Cross multiply
    98,849.20x = 148,277.52 × 28,729.12
  4. Step 4: Simplify right side
    98,849.20x = 4,259,882,665.38
  5. Step 5: Solve for x
    x = 4,259,882,665.38/98,849.20
  6. Step 6: Final answer
    x = 43,094.76

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1.5x scale

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.