Home / 250,536.11-345,753.97-148,621.91

Finding the Fourth Proportional to 250,536.11, 345,753.97 and 148,621.91

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Solution

The fourth proportional to 250,536.11, 345,753.97 and 148,621.91 is: 205,106.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,536.11 : 345,753.97 = 148,621.91 : x
  2. Step 2: Convert to fraction form
    250,536.11/345,753.97 = 148,621.91/x
  3. Step 3: Cross multiply
    250,536.11x = 345,753.97 × 148,621.91
  4. Step 4: Simplify right side
    250,536.11x = 51,386,613,311.16
  5. Step 5: Solve for x
    x = 51,386,613,311.16/250,536.11
  6. Step 6: Final answer
    x = 205,106.62

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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.