Home / 232,338.24-320,623.92-131,729.76

Finding the Fourth Proportional to 232,338.24, 320,623.92 and 131,729.76

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Solution

The fourth proportional to 232,338.24, 320,623.92 and 131,729.76 is: 181,785.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,338.24 : 320,623.92 = 131,729.76 : x
  2. Step 2: Convert to fraction form
    232,338.24/320,623.92 = 131,729.76/x
  3. Step 3: Cross multiply
    232,338.24x = 320,623.92 × 131,729.76
  4. Step 4: Simplify right side
    232,338.24x = 42,235,712,031.86
  5. Step 5: Solve for x
    x = 42,235,712,031.86/232,338.24
  6. Step 6: Final answer
    x = 181,785.45

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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.