Home / 269,626.83-372,087.02-148,772.61

Finding the Fourth Proportional to 269,626.83, 372,087.02 and 148,772.61

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Solution

The fourth proportional to 269,626.83, 372,087.02 and 148,772.61 is: 205,307.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,626.83 : 372,087.02 = 148,772.61 : x
  2. Step 2: Convert to fraction form
    269,626.83/372,087.02 = 148,772.61/x
  3. Step 3: Cross multiply
    269,626.83x = 372,087.02 × 148,772.61
  4. Step 4: Simplify right side
    269,626.83x = 55,356,354,508.22
  5. Step 5: Solve for x
    x = 55,356,354,508.22/269,626.83
  6. Step 6: Final answer
    x = 205,307.29

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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.