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Finding the Fourth Proportional to 79,466.80, 119,214.72 and 32,694.16

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Solution

The fourth proportional to 79,466.80, 119,214.72 and 32,694.16 is: 49,047.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,466.80 : 119,214.72 = 32,694.16 : x
  2. Step 2: Convert to fraction form
    79,466.80/119,214.72 = 32,694.16/x
  3. Step 3: Cross multiply
    79,466.80x = 119,214.72 × 32,694.16
  4. Step 4: Simplify right side
    79,466.80x = 3,897,625,130.04
  5. Step 5: Solve for x
    x = 3,897,625,130.04/79,466.80
  6. Step 6: Final answer
    x = 49,047.21

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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.