Home / 269,924.11-404,973.61-80,386.04

Finding the Fourth Proportional to 269,924.11, 404,973.61 and 80,386.04

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Solution

The fourth proportional to 269,924.11, 404,973.61 and 80,386.04 is: 120,605.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,924.11 : 404,973.61 = 80,386.04 : x
  2. Step 2: Convert to fraction form
    269,924.11/404,973.61 = 80,386.04/x
  3. Step 3: Cross multiply
    269,924.11x = 404,973.61 × 80,386.04
  4. Step 4: Simplify right side
    269,924.11x = 32,554,225,623.87
  5. Step 5: Solve for x
    x = 32,554,225,623.87/269,924.11
  6. Step 6: Final answer
    x = 120,605.11

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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.