Home / 232,471.95-320,728.78-151,945.96

Finding the Fourth Proportional to 232,471.95, 320,728.78 and 151,945.96

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Solution

The fourth proportional to 232,471.95, 320,728.78 and 151,945.96 is: 209,631.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,471.95 : 320,728.78 = 151,945.96 : x
  2. Step 2: Convert to fraction form
    232,471.95/320,728.78 = 151,945.96/x
  3. Step 3: Cross multiply
    232,471.95x = 320,728.78 × 151,945.96
  4. Step 4: Simplify right side
    232,471.95x = 48,733,442,376.73
  5. Step 5: Solve for x
    x = 48,733,442,376.73/232,471.95
  6. Step 6: Final answer
    x = 209,631.49

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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.