Home / 71,863.36-99,173.66-41,242.04

Finding the Fourth Proportional to 71,863.36, 99,173.66 and 41,242.04

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Solution

The fourth proportional to 71,863.36, 99,173.66 and 41,242.04 is: 56,915.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,863.36 : 99,173.66 = 41,242.04 : x
  2. Step 2: Convert to fraction form
    71,863.36/99,173.66 = 41,242.04/x
  3. Step 3: Cross multiply
    71,863.36x = 99,173.66 × 41,242.04
  4. Step 4: Simplify right side
    71,863.36x = 4,090,124,052.67
  5. Step 5: Solve for x
    x = 4,090,124,052.67/71,863.36
  6. Step 6: Final answer
    x = 56,915.29

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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.