Home / 71,940.72-99,242.91-48,073.26

Finding the Fourth Proportional to 71,940.72, 99,242.91 and 48,073.26

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Solution

The fourth proportional to 71,940.72, 99,242.91 and 48,073.26 is: 66,317.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,940.72 : 99,242.91 = 48,073.26 : x
  2. Step 2: Convert to fraction form
    71,940.72/99,242.91 = 48,073.26/x
  3. Step 3: Cross multiply
    71,940.72x = 99,242.91 × 48,073.26
  4. Step 4: Simplify right side
    71,940.72x = 4,770,930,215.59
  5. Step 5: Solve for x
    x = 4,770,930,215.59/71,940.72
  6. Step 6: Final answer
    x = 66,317.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.