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Finding the Fourth Proportional to 79,616.16, 119,398.08 and 35,241.96

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Solution

The fourth proportional to 79,616.16, 119,398.08 and 35,241.96 is: 52,851.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,616.16 : 119,398.08 = 35,241.96 : x
  2. Step 2: Convert to fraction form
    79,616.16/119,398.08 = 35,241.96/x
  3. Step 3: Cross multiply
    79,616.16x = 119,398.08 × 35,241.96
  4. Step 4: Simplify right side
    79,616.16x = 4,207,822,359.44
  5. Step 5: Solve for x
    x = 4,207,822,359.44/79,616.16
  6. Step 6: Final answer
    x = 52,851.36

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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.