Home / 229,481.12-316,682.92-127,523.18

Finding the Fourth Proportional to 229,481.12, 316,682.92 and 127,523.18

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Solution

The fourth proportional to 229,481.12, 316,682.92 and 127,523.18 is: 175,981.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,481.12 : 316,682.92 = 127,523.18 : x
  2. Step 2: Convert to fraction form
    229,481.12/316,682.92 = 127,523.18/x
  3. Step 3: Cross multiply
    229,481.12x = 316,682.92 × 127,523.18
  4. Step 4: Simplify right side
    229,481.12x = 40,384,413,010.09
  5. Step 5: Solve for x
    x = 40,384,413,010.09/229,481.12
  6. Step 6: Final answer
    x = 175,981.42

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1.5x scale

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.