Home / 108,186.57-162,278.10-41,641.16

Finding the Fourth Proportional to 108,186.57, 162,278.10 and 41,641.16

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Solution

The fourth proportional to 108,186.57, 162,278.10 and 41,641.16 is: 62,461.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,186.57 : 162,278.10 = 41,641.16 : x
  2. Step 2: Convert to fraction form
    108,186.57/162,278.10 = 41,641.16/x
  3. Step 3: Cross multiply
    108,186.57x = 162,278.10 × 41,641.16
  4. Step 4: Simplify right side
    108,186.57x = 6,757,447,515.21
  5. Step 5: Solve for x
    x = 6,757,447,515.21/108,186.57
  6. Step 6: Final answer
    x = 62,461.06

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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.