Home / 268,967.24-371,177.22-148,109.02

Finding the Fourth Proportional to 268,967.24, 371,177.22 and 148,109.02

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Solution

The fourth proportional to 268,967.24, 371,177.22 and 148,109.02 is: 204,391.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,967.24 : 371,177.22 = 148,109.02 : x
  2. Step 2: Convert to fraction form
    268,967.24/371,177.22 = 148,109.02/x
  3. Step 3: Cross multiply
    268,967.24x = 371,177.22 × 148,109.02
  4. Step 4: Simplify right side
    268,967.24x = 54,974,693,094.88
  5. Step 5: Solve for x
    x = 54,974,693,094.88/268,967.24
  6. Step 6: Final answer
    x = 204,391.78

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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.