Home / 269,439.72-371,818.26-148,586.10

Finding the Fourth Proportional to 269,439.72, 371,818.26 and 148,586.10

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Solution

The fourth proportional to 269,439.72, 371,818.26 and 148,586.10 is: 205,044.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,439.72 : 371,818.26 = 148,586.10 : x
  2. Step 2: Convert to fraction form
    269,439.72/371,818.26 = 148,586.10/x
  3. Step 3: Cross multiply
    269,439.72x = 371,818.26 × 148,586.10
  4. Step 4: Simplify right side
    269,439.72x = 55,247,025,162.19
  5. Step 5: Solve for x
    x = 55,247,025,162.19/269,439.72
  6. Step 6: Final answer
    x = 205,044.10

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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.