Home / 148,246.24-204,610.70-136,290.64

Finding the Fourth Proportional to 148,246.24, 204,610.70 and 136,290.64

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Solution

The fourth proportional to 148,246.24, 204,610.70 and 136,290.64 is: 188,109.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,246.24 : 204,610.70 = 136,290.64 : x
  2. Step 2: Convert to fraction form
    148,246.24/204,610.70 = 136,290.64/x
  3. Step 3: Cross multiply
    148,246.24x = 204,610.70 × 136,290.64
  4. Step 4: Simplify right side
    148,246.24x = 27,886,523,253.85
  5. Step 5: Solve for x
    x = 27,886,523,253.85/148,246.24
  6. Step 6: Final answer
    x = 188,109.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.