Home / 88,449.80-122,028.67-50,187.18

Finding the Fourth Proportional to 88,449.80, 122,028.67 and 50,187.18

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Solution

The fourth proportional to 88,449.80, 122,028.67 and 50,187.18 is: 69,240.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,449.80 : 122,028.67 = 50,187.18 : x
  2. Step 2: Convert to fraction form
    88,449.80/122,028.67 = 50,187.18/x
  3. Step 3: Cross multiply
    88,449.80x = 122,028.67 × 50,187.18
  4. Step 4: Simplify right side
    88,449.80x = 6,124,275,111.54
  5. Step 5: Solve for x
    x = 6,124,275,111.54/88,449.80
  6. Step 6: Final answer
    x = 69,240.13

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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.