Home / 240,927.27-332,470.67-138,957

Finding the Fourth Proportional to 240,927.27, 332,470.67 and 138,957

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Solution

The fourth proportional to 240,927.27, 332,470.67 and 138,957 is: 191,755.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,927.27 : 332,470.67 = 138,957 : x
  2. Step 2: Convert to fraction form
    240,927.27/332,470.67 = 138,957/x
  3. Step 3: Cross multiply
    240,927.27x = 332,470.67 × 138,957
  4. Step 4: Simplify right side
    240,927.27x = 46,199,126,196.41
  5. Step 5: Solve for x
    x = 46,199,126,196.41/240,927.27
  6. Step 6: Final answer
    x = 191,755.49

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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.