Home / 233,274.91-321,929.61-131,306.95

Finding the Fourth Proportional to 233,274.91, 321,929.61 and 131,306.95

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Solution

The fourth proportional to 233,274.91, 321,929.61 and 131,306.95 is: 181,209.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,274.91 : 321,929.61 = 131,306.95 : x
  2. Step 2: Convert to fraction form
    233,274.91/321,929.61 = 131,306.95/x
  3. Step 3: Cross multiply
    233,274.91x = 321,929.61 × 131,306.95
  4. Step 4: Simplify right side
    233,274.91x = 42,271,595,203.79
  5. Step 5: Solve for x
    x = 42,271,595,203.79/233,274.91
  6. Step 6: Final answer
    x = 181,209.35

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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.