Home / 269,860.08-372,423.78-155,175.24

Finding the Fourth Proportional to 269,860.08, 372,423.78 and 155,175.24

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Solution

The fourth proportional to 269,860.08, 372,423.78 and 155,175.24 is: 214,151.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,860.08 : 372,423.78 = 155,175.24 : x
  2. Step 2: Convert to fraction form
    269,860.08/372,423.78 = 155,175.24/x
  3. Step 3: Cross multiply
    269,860.08x = 372,423.78 × 155,175.24
  4. Step 4: Simplify right side
    269,860.08x = 57,790,949,443.21
  5. Step 5: Solve for x
    x = 57,790,949,443.21/269,860.08
  6. Step 6: Final answer
    x = 214,151.53

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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.