Home / 148,481.48-204,934.22-88,085.65

Finding the Fourth Proportional to 148,481.48, 204,934.22 and 88,085.65

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Solution

The fourth proportional to 148,481.48, 204,934.22 and 88,085.65 is: 121,575.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,481.48 : 204,934.22 = 88,085.65 : x
  2. Step 2: Convert to fraction form
    148,481.48/204,934.22 = 88,085.65/x
  3. Step 3: Cross multiply
    148,481.48x = 204,934.22 × 88,085.65
  4. Step 4: Simplify right side
    148,481.48x = 18,051,763,535.51
  5. Step 5: Solve for x
    x = 18,051,763,535.51/148,481.48
  6. Step 6: Final answer
    x = 121,575.86

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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.