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Finding the Fourth Proportional to 67,381.50, 101,067.99 and 26,306.01

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Solution

The fourth proportional to 67,381.50, 101,067.99 and 26,306.01 is: 39,457.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,381.50 : 101,067.99 = 26,306.01 : x
  2. Step 2: Convert to fraction form
    67,381.50/101,067.99 = 26,306.01/x
  3. Step 3: Cross multiply
    67,381.50x = 101,067.99 × 26,306.01
  4. Step 4: Simplify right side
    67,381.50x = 2,658,695,555.62
  5. Step 5: Solve for x
    x = 2,658,695,555.62/67,381.50
  6. Step 6: Final answer
    x = 39,457.35

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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.