Home / 269,460-371,849.82-148,612.50

Finding the Fourth Proportional to 269,460, 371,849.82 and 148,612.50

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Solution

The fourth proportional to 269,460, 371,849.82 and 148,612.50 is: 205,082.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,460 : 371,849.82 = 148,612.50 : x
  2. Step 2: Convert to fraction form
    269,460/371,849.82 = 148,612.50/x
  3. Step 3: Cross multiply
    269,460x = 371,849.82 × 148,612.50
  4. Step 4: Simplify right side
    269,460x = 55,261,531,374.75
  5. Step 5: Solve for x
    x = 55,261,531,374.75/269,460
  6. Step 6: Final answer
    x = 205,082.50

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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.