Home / 232,728.58-321,164.76-135,951.40

Finding the Fourth Proportional to 232,728.58, 321,164.76 and 135,951.40

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Solution

The fourth proportional to 232,728.58, 321,164.76 and 135,951.40 is: 187,612.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,728.58 : 321,164.76 = 135,951.40 : x
  2. Step 2: Convert to fraction form
    232,728.58/321,164.76 = 135,951.40/x
  3. Step 3: Cross multiply
    232,728.58x = 321,164.76 × 135,951.40
  4. Step 4: Simplify right side
    232,728.58x = 43,662,798,752.66
  5. Step 5: Solve for x
    x = 43,662,798,752.66/232,728.58
  6. Step 6: Final answer
    x = 187,612.53

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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.