Home / 85,334.31-127,996.67-26,169.82

Finding the Fourth Proportional to 85,334.31, 127,996.67 and 26,169.82

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Solution

The fourth proportional to 85,334.31, 127,996.67 and 26,169.82 is: 39,253.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,334.31 : 127,996.67 = 26,169.82 : x
  2. Step 2: Convert to fraction form
    85,334.31/127,996.67 = 26,169.82/x
  3. Step 3: Cross multiply
    85,334.31x = 127,996.67 × 26,169.82
  4. Step 4: Simplify right side
    85,334.31x = 3,349,649,559.93
  5. Step 5: Solve for x
    x = 3,349,649,559.93/85,334.31
  6. Step 6: Final answer
    x = 39,253.26

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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.