Home / 269,765.11-404,560.06-89,802.20

Finding the Fourth Proportional to 269,765.11, 404,560.06 and 89,802.20

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Solution

The fourth proportional to 269,765.11, 404,560.06 and 89,802.20 is: 134,674.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,765.11 : 404,560.06 = 89,802.20 : x
  2. Step 2: Convert to fraction form
    269,765.11/404,560.06 = 89,802.20/x
  3. Step 3: Cross multiply
    269,765.11x = 404,560.06 × 89,802.20
  4. Step 4: Simplify right side
    269,765.11x = 36,330,382,752.86
  5. Step 5: Solve for x
    x = 36,330,382,752.86/269,765.11
  6. Step 6: Final answer
    x = 134,674.13

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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.