Home / 269,934.50-372,509.61-156,764.54

Finding the Fourth Proportional to 269,934.50, 372,509.61 and 156,764.54

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Solution

The fourth proportional to 269,934.50, 372,509.61 and 156,764.54 is: 216,335.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,934.50 : 372,509.61 = 156,764.54 : x
  2. Step 2: Convert to fraction form
    269,934.50/372,509.61 = 156,764.54/x
  3. Step 3: Cross multiply
    269,934.50x = 372,509.61 × 156,764.54
  4. Step 4: Simplify right side
    269,934.50x = 58,396,297,657.23
  5. Step 5: Solve for x
    x = 58,396,297,657.23/269,934.50
  6. Step 6: Final answer
    x = 216,335.07

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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.