Home / 99,276.25-148,932.83-32,721.06

Finding the Fourth Proportional to 99,276.25, 148,932.83 and 32,721.06

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Solution

The fourth proportional to 99,276.25, 148,932.83 and 32,721.06 is: 49,087.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,276.25 : 148,932.83 = 32,721.06 : x
  2. Step 2: Convert to fraction form
    99,276.25/148,932.83 = 32,721.06/x
  3. Step 3: Cross multiply
    99,276.25x = 148,932.83 × 32,721.06
  4. Step 4: Simplify right side
    99,276.25x = 4,873,239,158.13
  5. Step 5: Solve for x
    x = 4,873,239,158.13/99,276.25
  6. Step 6: Final answer
    x = 49,087.66

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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.