Home / 268,952.10-371,156.65-148,104.62

Finding the Fourth Proportional to 268,952.10, 371,156.65 and 148,104.62

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Solution

The fourth proportional to 268,952.10, 371,156.65 and 148,104.62 is: 204,385.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,952.10 : 371,156.65 = 148,104.62 : x
  2. Step 2: Convert to fraction form
    268,952.10/371,156.65 = 148,104.62/x
  3. Step 3: Cross multiply
    268,952.10x = 371,156.65 × 148,104.62
  4. Step 4: Simplify right side
    268,952.10x = 54,970,013,774.52
  5. Step 5: Solve for x
    x = 54,970,013,774.52/268,952.10
  6. Step 6: Final answer
    x = 204,385.89

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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.