Home / 136,354.13-204,553.34-40,301.09

Finding the Fourth Proportional to 136,354.13, 204,553.34 and 40,301.09

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Solution

The fourth proportional to 136,354.13, 204,553.34 and 40,301.09 is: 60,458.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,354.13 : 204,553.34 = 40,301.09 : x
  2. Step 2: Convert to fraction form
    136,354.13/204,553.34 = 40,301.09/x
  3. Step 3: Cross multiply
    136,354.13x = 204,553.34 × 40,301.09
  4. Step 4: Simplify right side
    136,354.13x = 8,243,721,643.13
  5. Step 5: Solve for x
    x = 8,243,721,643.13/136,354.13
  6. Step 6: Final answer
    x = 60,458.18

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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.