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Finding the Fourth Proportional to 71,923.42, 107,885.68 and 22,004.42

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Solution

The fourth proportional to 71,923.42, 107,885.68 and 22,004.42 is: 33,006.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,923.42 : 107,885.68 = 22,004.42 : x
  2. Step 2: Convert to fraction form
    71,923.42/107,885.68 = 22,004.42/x
  3. Step 3: Cross multiply
    71,923.42x = 107,885.68 × 22,004.42
  4. Step 4: Simplify right side
    71,923.42x = 2,373,961,814.71
  5. Step 5: Solve for x
    x = 2,373,961,814.71/71,923.42
  6. Step 6: Final answer
    x = 33,006.80

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1.5x scale

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.