Home / 71,073.24-98,081.46-39,242.22

Finding the Fourth Proportional to 71,073.24, 98,081.46 and 39,242.22

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Solution

The fourth proportional to 71,073.24, 98,081.46 and 39,242.22 is: 54,154.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,073.24 : 98,081.46 = 39,242.22 : x
  2. Step 2: Convert to fraction form
    71,073.24/98,081.46 = 39,242.22/x
  3. Step 3: Cross multiply
    71,073.24x = 98,081.46 × 39,242.22
  4. Step 4: Simplify right side
    71,073.24x = 3,848,934,231.24
  5. Step 5: Solve for x
    x = 3,848,934,231.24/71,073.24
  6. Step 6: Final answer
    x = 54,154.48

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1.5x scale

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.