Home / 278,175.62-383,882.45-150,851.18

Finding the Fourth Proportional to 278,175.62, 383,882.45 and 150,851.18

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Solution

The fourth proportional to 278,175.62, 383,882.45 and 150,851.18 is: 208,174.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,175.62 : 383,882.45 = 150,851.18 : x
  2. Step 2: Convert to fraction form
    278,175.62/383,882.45 = 150,851.18/x
  3. Step 3: Cross multiply
    278,175.62x = 383,882.45 × 150,851.18
  4. Step 4: Simplify right side
    278,175.62x = 57,909,120,563.79
  5. Step 5: Solve for x
    x = 57,909,120,563.79/278,175.62
  6. Step 6: Final answer
    x = 208,174.68

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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.