Home / 88,791.06-122,535.32-51,065.31

Finding the Fourth Proportional to 88,791.06, 122,535.32 and 51,065.31

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Solution

The fourth proportional to 88,791.06, 122,535.32 and 51,065.31 is: 70,472.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,791.06 : 122,535.32 = 51,065.31 : x
  2. Step 2: Convert to fraction form
    88,791.06/122,535.32 = 51,065.31/x
  3. Step 3: Cross multiply
    88,791.06x = 122,535.32 × 51,065.31
  4. Step 4: Simplify right side
    88,791.06x = 6,257,304,101.75
  5. Step 5: Solve for x
    x = 6,257,304,101.75/88,791.06
  6. Step 6: Final answer
    x = 70,472.23

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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.