Home / 233,222.91-321,818.98-147,149.43

Finding the Fourth Proportional to 233,222.91, 321,818.98 and 147,149.43

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Solution

The fourth proportional to 233,222.91, 321,818.98 and 147,149.43 is: 203,048.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,222.91 : 321,818.98 = 147,149.43 : x
  2. Step 2: Convert to fraction form
    233,222.91/321,818.98 = 147,149.43/x
  3. Step 3: Cross multiply
    233,222.91x = 321,818.98 × 147,149.43
  4. Step 4: Simplify right side
    233,222.91x = 47,355,479,470.18
  5. Step 5: Solve for x
    x = 47,355,479,470.18/233,222.91
  6. Step 6: Final answer
    x = 203,048.15

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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.