Home / 79,814.41-119,724.68-29,889.34

Finding the Fourth Proportional to 79,814.41, 119,724.68 and 29,889.34

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Solution

The fourth proportional to 79,814.41, 119,724.68 and 29,889.34 is: 44,835.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,814.41 : 119,724.68 = 29,889.34 : x
  2. Step 2: Convert to fraction form
    79,814.41/119,724.68 = 29,889.34/x
  3. Step 3: Cross multiply
    79,814.41x = 119,724.68 × 29,889.34
  4. Step 4: Simplify right side
    79,814.41x = 3,578,491,442.32
  5. Step 5: Solve for x
    x = 3,578,491,442.32/79,814.41
  6. Step 6: Final answer
    x = 44,835.16

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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.