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Finding the Fourth Proportional to 61,814.70, 92,722.37 and 26,266.86

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Solution

The fourth proportional to 61,814.70, 92,722.37 and 26,266.86 is: 39,400.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,814.70 : 92,722.37 = 26,266.86 : x
  2. Step 2: Convert to fraction form
    61,814.70/92,722.37 = 26,266.86/x
  3. Step 3: Cross multiply
    61,814.70x = 92,722.37 × 26,266.86
  4. Step 4: Simplify right side
    61,814.70x = 2,435,525,380.32
  5. Step 5: Solve for x
    x = 2,435,525,380.32/61,814.70
  6. Step 6: Final answer
    x = 39,400.42

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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.