Home / 233,260.85-321,910.31-131,292.88

Finding the Fourth Proportional to 233,260.85, 321,910.31 and 131,292.88

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Solution

The fourth proportional to 233,260.85, 321,910.31 and 131,292.88 is: 181,189.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,260.85 : 321,910.31 = 131,292.88 : x
  2. Step 2: Convert to fraction form
    233,260.85/321,910.31 = 131,292.88/x
  3. Step 3: Cross multiply
    233,260.85x = 321,910.31 × 131,292.88
  4. Step 4: Simplify right side
    233,260.85x = 42,264,531,225.05
  5. Step 5: Solve for x
    x = 42,264,531,225.05/233,260.85
  6. Step 6: Final answer
    x = 181,189.99

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1.5x scale

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.