Home / 232,697.12-321,113.60-142,204.48

Finding the Fourth Proportional to 232,697.12, 321,113.60 and 142,204.48

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Solution

The fourth proportional to 232,697.12, 321,113.60 and 142,204.48 is: 196,237.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,697.12 : 321,113.60 = 142,204.48 : x
  2. Step 2: Convert to fraction form
    232,697.12/321,113.60 = 142,204.48/x
  3. Step 3: Cross multiply
    232,697.12x = 321,113.60 × 142,204.48
  4. Step 4: Simplify right side
    232,697.12x = 45,663,792,508.93
  5. Step 5: Solve for x
    x = 45,663,792,508.93/232,697.12
  6. Step 6: Final answer
    x = 196,237.03

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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.