Home / 108,169.02-162,144.09-51,926.94

Finding the Fourth Proportional to 108,169.02, 162,144.09 and 51,926.94

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Solution

The fourth proportional to 108,169.02, 162,144.09 and 51,926.94 is: 77,837.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,169.02 : 162,144.09 = 51,926.94 : x
  2. Step 2: Convert to fraction form
    108,169.02/162,144.09 = 51,926.94/x
  3. Step 3: Cross multiply
    108,169.02x = 162,144.09 × 51,926.94
  4. Step 4: Simplify right side
    108,169.02x = 8,419,646,432.78
  5. Step 5: Solve for x
    x = 8,419,646,432.78/108,169.02
  6. Step 6: Final answer
    x = 77,837.87

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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.