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Finding the Fourth Proportional to 71,606.94, 107,452.02 and 29,491.26

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Solution

The fourth proportional to 71,606.94, 107,452.02 and 29,491.26 is: 44,254.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,606.94 : 107,452.02 = 29,491.26 : x
  2. Step 2: Convert to fraction form
    71,606.94/107,452.02 = 29,491.26/x
  3. Step 3: Cross multiply
    71,606.94x = 107,452.02 × 29,491.26
  4. Step 4: Simplify right side
    71,606.94x = 3,168,895,459.35
  5. Step 5: Solve for x
    x = 3,168,895,459.35/71,606.94
  6. Step 6: Final answer
    x = 44,254.03

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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.