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Finding the Fourth Proportional to 79,452.48, 119,172.48 and 35,080.32

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Solution

The fourth proportional to 79,452.48, 119,172.48 and 35,080.32 is: 52,617.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,452.48 : 119,172.48 = 35,080.32 : x
  2. Step 2: Convert to fraction form
    79,452.48/119,172.48 = 35,080.32/x
  3. Step 3: Cross multiply
    79,452.48x = 119,172.48 × 35,080.32
  4. Step 4: Simplify right side
    79,452.48x = 4,180,608,733.59
  5. Step 5: Solve for x
    x = 4,180,608,733.59/79,452.48
  6. Step 6: Final answer
    x = 52,617.72

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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.