Home / 161,002.16-241,496.76-82,114.64

Finding the Fourth Proportional to 161,002.16, 241,496.76 and 82,114.64

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Solution

The fourth proportional to 161,002.16, 241,496.76 and 82,114.64 is: 123,168.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,002.16 : 241,496.76 = 82,114.64 : x
  2. Step 2: Convert to fraction form
    161,002.16/241,496.76 = 82,114.64/x
  3. Step 3: Cross multiply
    161,002.16x = 241,496.76 × 82,114.64
  4. Step 4: Simplify right side
    161,002.16x = 19,830,419,508.57
  5. Step 5: Solve for x
    x = 19,830,419,508.57/161,002.16
  6. Step 6: Final answer
    x = 123,168.66

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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.