Home / 136,450.13-204,425.82-98,917.11

Finding the Fourth Proportional to 136,450.13, 204,425.82 and 98,917.11

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Solution

The fourth proportional to 136,450.13, 204,425.82 and 98,917.11 is: 148,194.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,450.13 : 204,425.82 = 98,917.11 : x
  2. Step 2: Convert to fraction form
    136,450.13/204,425.82 = 98,917.11/x
  3. Step 3: Cross multiply
    136,450.13x = 204,425.82 × 98,917.11
  4. Step 4: Simplify right side
    136,450.13x = 20,221,211,323.78
  5. Step 5: Solve for x
    x = 20,221,211,323.78/136,450.13
  6. Step 6: Final answer
    x = 148,194.89

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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.