Home / 121,945.30-182,798.97-50,888.41

Finding the Fourth Proportional to 121,945.30, 182,798.97 and 50,888.41

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Solution

The fourth proportional to 121,945.30, 182,798.97 and 50,888.41 is: 76,282.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,945.30 : 182,798.97 = 50,888.41 : x
  2. Step 2: Convert to fraction form
    121,945.30/182,798.97 = 50,888.41/x
  3. Step 3: Cross multiply
    121,945.30x = 182,798.97 × 50,888.41
  4. Step 4: Simplify right side
    121,945.30x = 9,302,348,932.94
  5. Step 5: Solve for x
    x = 9,302,348,932.94/121,945.30
  6. Step 6: Final answer
    x = 76,282.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.