Home / 248,081.04-342,344.52-140,660.88

Finding the Fourth Proportional to 248,081.04, 342,344.52 and 140,660.88

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Solution

The fourth proportional to 248,081.04, 342,344.52 and 140,660.88 is: 194,107.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,081.04 : 342,344.52 = 140,660.88 : x
  2. Step 2: Convert to fraction form
    248,081.04/342,344.52 = 140,660.88/x
  3. Step 3: Cross multiply
    248,081.04x = 342,344.52 × 140,660.88
  4. Step 4: Simplify right side
    248,081.04x = 48,154,481,446.38
  5. Step 5: Solve for x
    x = 48,154,481,446.38/248,081.04
  6. Step 6: Final answer
    x = 194,107.87

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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.