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Finding the Fourth Proportional to 79,453.48, 119,173.98 and 35,081.32

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Solution

The fourth proportional to 79,453.48, 119,173.98 and 35,081.32 is: 52,619.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,453.48 : 119,173.98 = 35,081.32 : x
  2. Step 2: Convert to fraction form
    79,453.48/119,173.98 = 35,081.32/x
  3. Step 3: Cross multiply
    79,453.48x = 119,173.98 × 35,081.32
  4. Step 4: Simplify right side
    79,453.48x = 4,180,780,528.05
  5. Step 5: Solve for x
    x = 4,180,780,528.05/79,453.48
  6. Step 6: Final answer
    x = 52,619.22

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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.