Home / 268,943.18-371,150.79-148,092.80

Finding the Fourth Proportional to 268,943.18, 371,150.79 and 148,092.80

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Solution

The fourth proportional to 268,943.18, 371,150.79 and 148,092.80 is: 204,373.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,943.18 : 371,150.79 = 148,092.80 : x
  2. Step 2: Convert to fraction form
    268,943.18/371,150.79 = 148,092.80/x
  3. Step 3: Cross multiply
    268,943.18x = 371,150.79 × 148,092.80
  4. Step 4: Simplify right side
    268,943.18x = 54,964,759,713.31
  5. Step 5: Solve for x
    x = 54,964,759,713.31/268,943.18
  6. Step 6: Final answer
    x = 204,373.13

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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.