Home / 147,902.10-221,723.55-88,674.90

Finding the Fourth Proportional to 147,902.10, 221,723.55 and 88,674.90

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Solution

The fourth proportional to 147,902.10, 221,723.55 and 88,674.90 is: 132,934.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,902.10 : 221,723.55 = 88,674.90 : x
  2. Step 2: Convert to fraction form
    147,902.10/221,723.55 = 88,674.90/x
  3. Step 3: Cross multiply
    147,902.10x = 221,723.55 × 88,674.90
  4. Step 4: Simplify right side
    147,902.10x = 19,661,313,623.90
  5. Step 5: Solve for x
    x = 19,661,313,623.90/147,902.10
  6. Step 6: Final answer
    x = 132,934.65

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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.