Home / 233,017.52-321,561.10-131,042.95

Finding the Fourth Proportional to 233,017.52, 321,561.10 and 131,042.95

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Solution

The fourth proportional to 233,017.52, 321,561.10 and 131,042.95 is: 180,837.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,017.52 : 321,561.10 = 131,042.95 : x
  2. Step 2: Convert to fraction form
    233,017.52/321,561.10 = 131,042.95/x
  3. Step 3: Cross multiply
    233,017.52x = 321,561.10 × 131,042.95
  4. Step 4: Simplify right side
    233,017.52x = 42,138,315,149.25
  5. Step 5: Solve for x
    x = 42,138,315,149.25/233,017.52
  6. Step 6: Final answer
    x = 180,837.54

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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.