Home / 52,172.44-71,999.20-31,747.48

Finding the Fourth Proportional to 52,172.44, 71,999.20 and 31,747.48

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Solution

The fourth proportional to 52,172.44, 71,999.20 and 31,747.48 is: 43,812.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,172.44 : 71,999.20 = 31,747.48 : x
  2. Step 2: Convert to fraction form
    52,172.44/71,999.20 = 31,747.48/x
  3. Step 3: Cross multiply
    52,172.44x = 71,999.20 × 31,747.48
  4. Step 4: Simplify right side
    52,172.44x = 2,285,793,162.02
  5. Step 5: Solve for x
    x = 2,285,793,162.02/52,172.44
  6. Step 6: Final answer
    x = 43,812.27

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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.