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Finding the Fourth Proportional to 79,698.32, 119,519.32 and 23,523.41

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Solution

The fourth proportional to 79,698.32, 119,519.32 and 23,523.41 is: 35,276.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,698.32 : 119,519.32 = 23,523.41 : x
  2. Step 2: Convert to fraction form
    79,698.32/119,519.32 = 23,523.41/x
  3. Step 3: Cross multiply
    79,698.32x = 119,519.32 × 23,523.41
  4. Step 4: Simplify right side
    79,698.32x = 2,811,501,561.20
  5. Step 5: Solve for x
    x = 2,811,501,561.20/79,698.32
  6. Step 6: Final answer
    x = 35,276.80

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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.