Home / 269,088.42-371,371.19-148,242.09

Finding the Fourth Proportional to 269,088.42, 371,371.19 and 148,242.09

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Solution

The fourth proportional to 269,088.42, 371,371.19 and 148,242.09 is: 204,590.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,088.42 : 371,371.19 = 148,242.09 : x
  2. Step 2: Convert to fraction form
    269,088.42/371,371.19 = 148,242.09/x
  3. Step 3: Cross multiply
    269,088.42x = 371,371.19 × 148,242.09
  4. Step 4: Simplify right side
    269,088.42x = 55,052,840,630.18
  5. Step 5: Solve for x
    x = 55,052,840,630.18/269,088.42
  6. Step 6: Final answer
    x = 204,590.15

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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.