Home / 220,791.60-331,087.80-62,982.48

Finding the Fourth Proportional to 220,791.60, 331,087.80 and 62,982.48

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Solution

The fourth proportional to 220,791.60, 331,087.80 and 62,982.48 is: 94,445.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,791.60 : 331,087.80 = 62,982.48 : x
  2. Step 2: Convert to fraction form
    220,791.60/331,087.80 = 62,982.48/x
  3. Step 3: Cross multiply
    220,791.60x = 331,087.80 × 62,982.48
  4. Step 4: Simplify right side
    220,791.60x = 20,852,730,741.74
  5. Step 5: Solve for x
    x = 20,852,730,741.74/220,791.60
  6. Step 6: Final answer
    x = 94,445.31

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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.