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Finding the Fourth Proportional to 79,432.66, 119,179.86 and 35,028.10

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Solution

The fourth proportional to 79,432.66, 119,179.86 and 35,028.10 is: 52,555.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,432.66 : 119,179.86 = 35,028.10 : x
  2. Step 2: Convert to fraction form
    79,432.66/119,179.86 = 35,028.10/x
  3. Step 3: Cross multiply
    79,432.66x = 119,179.86 × 35,028.10
  4. Step 4: Simplify right side
    79,432.66x = 4,174,644,054.07
  5. Step 5: Solve for x
    x = 4,174,644,054.07/79,432.66
  6. Step 6: Final answer
    x = 52,555.76

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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.