Home / 232,748.16-321,191.64-130,776.30

Finding the Fourth Proportional to 232,748.16, 321,191.64 and 130,776.30

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Solution

The fourth proportional to 232,748.16, 321,191.64 and 130,776.30 is: 180,470.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,748.16 : 321,191.64 = 130,776.30 : x
  2. Step 2: Convert to fraction form
    232,748.16/321,191.64 = 130,776.30/x
  3. Step 3: Cross multiply
    232,748.16x = 321,191.64 × 130,776.30
  4. Step 4: Simplify right side
    232,748.16x = 42,004,254,270.13
  5. Step 5: Solve for x
    x = 42,004,254,270.13/232,748.16
  6. Step 6: Final answer
    x = 180,470.83

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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.