Home / 232,956.06-321,475.80-130,981.61

Finding the Fourth Proportional to 232,956.06, 321,475.80 and 130,981.61

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Solution

The fourth proportional to 232,956.06, 321,475.80 and 130,981.61 is: 180,752.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,956.06 : 321,475.80 = 130,981.61 : x
  2. Step 2: Convert to fraction form
    232,956.06/321,475.80 = 130,981.61/x
  3. Step 3: Cross multiply
    232,956.06x = 321,475.80 × 130,981.61
  4. Step 4: Simplify right side
    232,956.06x = 42,107,417,860.04
  5. Step 5: Solve for x
    x = 42,107,417,860.04/232,956.06
  6. Step 6: Final answer
    x = 180,752.62

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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.