Home / 229,864.22-317,185.06-127,863.90

Finding the Fourth Proportional to 229,864.22, 317,185.06 and 127,863.90

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Solution

The fourth proportional to 229,864.22, 317,185.06 and 127,863.90 is: 176,436.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,864.22 : 317,185.06 = 127,863.90 : x
  2. Step 2: Convert to fraction form
    229,864.22/317,185.06 = 127,863.90/x
  3. Step 3: Cross multiply
    229,864.22x = 317,185.06 × 127,863.90
  4. Step 4: Simplify right side
    229,864.22x = 40,556,518,793.33
  5. Step 5: Solve for x
    x = 40,556,518,793.33/229,864.22
  6. Step 6: Final answer
    x = 176,436.85

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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.