Home / 108,241-162,218.94-45,834.28

Finding the Fourth Proportional to 108,241, 162,218.94 and 45,834.28

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Solution

The fourth proportional to 108,241, 162,218.94 and 45,834.28 is: 68,691.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,241 : 162,218.94 = 45,834.28 : x
  2. Step 2: Convert to fraction form
    108,241/162,218.94 = 45,834.28/x
  3. Step 3: Cross multiply
    108,241x = 162,218.94 × 45,834.28
  4. Step 4: Simplify right side
    108,241x = 7,435,188,317.26
  5. Step 5: Solve for x
    x = 7,435,188,317.26/108,241
  6. Step 6: Final answer
    x = 68,691.05

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1.5x scale

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.