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Finding the Fourth Proportional to 79,924.96, 119,909.91 and 34,950.26

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Solution

The fourth proportional to 79,924.96, 119,909.91 and 34,950.26 is: 52,435.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,924.96 : 119,909.91 = 34,950.26 : x
  2. Step 2: Convert to fraction form
    79,924.96/119,909.91 = 34,950.26/x
  3. Step 3: Cross multiply
    79,924.96x = 119,909.91 × 34,950.26
  4. Step 4: Simplify right side
    79,924.96x = 4,190,882,531.08
  5. Step 5: Solve for x
    x = 4,190,882,531.08/79,924.96
  6. Step 6: Final answer
    x = 52,435.22

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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.