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Finding the Fourth Proportional to 216,496.70, 325,073.10 and 166,633.10

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Solution

The fourth proportional to 216,496.70, 325,073.10 and 166,633.10 is: 250,202.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,496.70 : 325,073.10 = 166,633.10 : x
  2. Step 2: Convert to fraction form
    216,496.70/325,073.10 = 166,633.10/x
  3. Step 3: Cross multiply
    216,496.70x = 325,073.10 × 166,633.10
  4. Step 4: Simplify right side
    216,496.70x = 54,167,938,379.61
  5. Step 5: Solve for x
    x = 54,167,938,379.61/216,496.70
  6. Step 6: Final answer
    x = 250,202.14

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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.