Home / 91,174.21-136,822.38-32,010.05

Finding the Fourth Proportional to 91,174.21, 136,822.38 and 32,010.05

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Solution

The fourth proportional to 91,174.21, 136,822.38 and 32,010.05 is: 48,036.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,174.21 : 136,822.38 = 32,010.05 : x
  2. Step 2: Convert to fraction form
    91,174.21/136,822.38 = 32,010.05/x
  3. Step 3: Cross multiply
    91,174.21x = 136,822.38 × 32,010.05
  4. Step 4: Simplify right side
    91,174.21x = 4,379,691,224.92
  5. Step 5: Solve for x
    x = 4,379,691,224.92/91,174.21
  6. Step 6: Final answer
    x = 48,036.51

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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.