Home / 269,231.11-371,541.47-148,376.75

Finding the Fourth Proportional to 269,231.11, 371,541.47 and 148,376.75

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Solution

The fourth proportional to 269,231.11, 371,541.47 and 148,376.75 is: 204,761.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,231.11 : 371,541.47 = 148,376.75 : x
  2. Step 2: Convert to fraction form
    269,231.11/371,541.47 = 148,376.75/x
  3. Step 3: Cross multiply
    269,231.11x = 371,541.47 × 148,376.75
  4. Step 4: Simplify right side
    269,231.11x = 55,128,113,209.23
  5. Step 5: Solve for x
    x = 55,128,113,209.23/269,231.11
  6. Step 6: Final answer
    x = 204,761.31

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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.