Home / 269,060.50-371,303.49-155,948.86

Finding the Fourth Proportional to 269,060.50, 371,303.49 and 155,948.86

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Solution

The fourth proportional to 269,060.50, 371,303.49 and 155,948.86 is: 215,209.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,060.50 : 371,303.49 = 155,948.86 : x
  2. Step 2: Convert to fraction form
    269,060.50/371,303.49 = 155,948.86/x
  3. Step 3: Cross multiply
    269,060.50x = 371,303.49 × 155,948.86
  4. Step 4: Simplify right side
    269,060.50x = 57,904,355,979.52
  5. Step 5: Solve for x
    x = 57,904,355,979.52/269,060.50
  6. Step 6: Final answer
    x = 215,209.43

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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.