Home / 232,743.47-321,186.11-130,768.92

Finding the Fourth Proportional to 232,743.47, 321,186.11 and 130,768.92

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Solution

The fourth proportional to 232,743.47, 321,186.11 and 130,768.92 is: 180,461.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,743.47 : 321,186.11 = 130,768.92 : x
  2. Step 2: Convert to fraction form
    232,743.47/321,186.11 = 130,768.92/x
  3. Step 3: Cross multiply
    232,743.47x = 321,186.11 × 130,768.92
  4. Step 4: Simplify right side
    232,743.47x = 42,001,160,069.86
  5. Step 5: Solve for x
    x = 42,001,160,069.86/232,743.47
  6. Step 6: Final answer
    x = 180,461.18

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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.