Home / 73,685.44-110,433.66-53,644.15

Finding the Fourth Proportional to 73,685.44, 110,433.66 and 53,644.15

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Solution

The fourth proportional to 73,685.44, 110,433.66 and 53,644.15 is: 80,397.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,685.44 : 110,433.66 = 53,644.15 : x
  2. Step 2: Convert to fraction form
    73,685.44/110,433.66 = 53,644.15/x
  3. Step 3: Cross multiply
    73,685.44x = 110,433.66 × 53,644.15
  4. Step 4: Simplify right side
    73,685.44x = 5,924,119,822.09
  5. Step 5: Solve for x
    x = 5,924,119,822.09/73,685.44
  6. Step 6: Final answer
    x = 80,397.43

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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.