Home / 232,913.68-321,432.27-130,971.23

Finding the Fourth Proportional to 232,913.68, 321,432.27 and 130,971.23

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Solution

The fourth proportional to 232,913.68, 321,432.27 and 130,971.23 is: 180,746.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,913.68 : 321,432.27 = 130,971.23 : x
  2. Step 2: Convert to fraction form
    232,913.68/321,432.27 = 130,971.23/x
  3. Step 3: Cross multiply
    232,913.68x = 321,432.27 × 130,971.23
  4. Step 4: Simplify right side
    232,913.68x = 42,098,379,975.73
  5. Step 5: Solve for x
    x = 42,098,379,975.73/232,913.68
  6. Step 6: Final answer
    x = 180,746.71

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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.