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Finding the Fourth Proportional to 236,082.68, 354,019.84 and 67,564.66

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Solution

The fourth proportional to 236,082.68, 354,019.84 and 67,564.66 is: 101,317.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,082.68 : 354,019.84 = 67,564.66 : x
  2. Step 2: Convert to fraction form
    236,082.68/354,019.84 = 67,564.66/x
  3. Step 3: Cross multiply
    236,082.68x = 354,019.84 × 67,564.66
  4. Step 4: Simplify right side
    236,082.68x = 23,919,230,122.85
  5. Step 5: Solve for x
    x = 23,919,230,122.85/236,082.68
  6. Step 6: Final answer
    x = 101,317.17

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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.