Home / 232,379.28-320,683.38-131,777.28

Finding the Fourth Proportional to 232,379.28, 320,683.38 and 131,777.28

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Solution

The fourth proportional to 232,379.28, 320,683.38 and 131,777.28 is: 181,852.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,379.28 : 320,683.38 = 131,777.28 : x
  2. Step 2: Convert to fraction form
    232,379.28/320,683.38 = 131,777.28/x
  3. Step 3: Cross multiply
    232,379.28x = 320,683.38 × 131,777.28
  4. Step 4: Simplify right side
    232,379.28x = 42,258,783,557.61
  5. Step 5: Solve for x
    x = 42,258,783,557.61/232,379.28
  6. Step 6: Final answer
    x = 181,852.63

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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.