Home / 250,500.11-345,704.42-148,585.91

Finding the Fourth Proportional to 250,500.11, 345,704.42 and 148,585.91

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Solution

The fourth proportional to 250,500.11, 345,704.42 and 148,585.91 is: 205,057.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,500.11 : 345,704.42 = 148,585.91 : x
  2. Step 2: Convert to fraction form
    250,500.11/345,704.42 = 148,585.91/x
  3. Step 3: Cross multiply
    250,500.11x = 345,704.42 × 148,585.91
  4. Step 4: Simplify right side
    250,500.11x = 51,366,804,479.66
  5. Step 5: Solve for x
    x = 51,366,804,479.66/250,500.11
  6. Step 6: Final answer
    x = 205,057.02

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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.