Home / 99,272.25-148,844.55-65,499.24

Finding the Fourth Proportional to 99,272.25, 148,844.55 and 65,499.24

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Solution

The fourth proportional to 99,272.25, 148,844.55 and 65,499.24 is: 98,206.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,272.25 : 148,844.55 = 65,499.24 : x
  2. Step 2: Convert to fraction form
    99,272.25/148,844.55 = 65,499.24/x
  3. Step 3: Cross multiply
    99,272.25x = 148,844.55 × 65,499.24
  4. Step 4: Simplify right side
    99,272.25x = 9,749,204,903.14
  5. Step 5: Solve for x
    x = 9,749,204,903.14/99,272.25
  6. Step 6: Final answer
    x = 98,206.75

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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.