Home / 269,202.05-371,501.31-148,347.66

Finding the Fourth Proportional to 269,202.05, 371,501.31 and 148,347.66

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Solution

The fourth proportional to 269,202.05, 371,501.31 and 148,347.66 is: 204,721.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,202.05 : 371,501.31 = 148,347.66 : x
  2. Step 2: Convert to fraction form
    269,202.05/371,501.31 = 148,347.66/x
  3. Step 3: Cross multiply
    269,202.05x = 371,501.31 × 148,347.66
  4. Step 4: Simplify right side
    269,202.05x = 55,111,349,414.90
  5. Step 5: Solve for x
    x = 55,111,349,414.90/269,202.05
  6. Step 6: Final answer
    x = 204,721.14

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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.