Home / 97,912.26-135,118.53-57,625.74

Finding the Fourth Proportional to 97,912.26, 135,118.53 and 57,625.74

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Solution

The fourth proportional to 97,912.26, 135,118.53 and 57,625.74 is: 79,523.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,912.26 : 135,118.53 = 57,625.74 : x
  2. Step 2: Convert to fraction form
    97,912.26/135,118.53 = 57,625.74/x
  3. Step 3: Cross multiply
    97,912.26x = 135,118.53 × 57,625.74
  4. Step 4: Simplify right side
    97,912.26x = 7,786,305,278.96
  5. Step 5: Solve for x
    x = 7,786,305,278.96/97,912.26
  6. Step 6: Final answer
    x = 79,523.29

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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.