Home / 232,931.16-321,445.26-132,348.60

Finding the Fourth Proportional to 232,931.16, 321,445.26 and 132,348.60

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Solution

The fourth proportional to 232,931.16, 321,445.26 and 132,348.60 is: 182,641.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,931.16 : 321,445.26 = 132,348.60 : x
  2. Step 2: Convert to fraction form
    232,931.16/321,445.26 = 132,348.60/x
  3. Step 3: Cross multiply
    232,931.16x = 321,445.26 × 132,348.60
  4. Step 4: Simplify right side
    232,931.16x = 42,542,830,137.64
  5. Step 5: Solve for x
    x = 42,542,830,137.64/232,931.16
  6. Step 6: Final answer
    x = 182,641.22

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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.