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Finding the Fourth Proportional to 79,476.75, 119,059.29 and 46,126.89

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Solution

The fourth proportional to 79,476.75, 119,059.29 and 46,126.89 is: 69,099.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,476.75 : 119,059.29 = 46,126.89 : x
  2. Step 2: Convert to fraction form
    79,476.75/119,059.29 = 46,126.89/x
  3. Step 3: Cross multiply
    79,476.75x = 119,059.29 × 46,126.89
  4. Step 4: Simplify right side
    79,476.75x = 5,491,834,773.31
  5. Step 5: Solve for x
    x = 5,491,834,773.31/79,476.75
  6. Step 6: Final answer
    x = 69,099.89

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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.