Home / 80,062.42-110,412.69-48,175.96

Finding the Fourth Proportional to 80,062.42, 110,412.69 and 48,175.96

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Solution

The fourth proportional to 80,062.42, 110,412.69 and 48,175.96 is: 66,438.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,062.42 : 110,412.69 = 48,175.96 : x
  2. Step 2: Convert to fraction form
    80,062.42/110,412.69 = 48,175.96/x
  3. Step 3: Cross multiply
    80,062.42x = 110,412.69 × 48,175.96
  4. Step 4: Simplify right side
    80,062.42x = 5,319,237,336.93
  5. Step 5: Solve for x
    x = 5,319,237,336.93/80,062.42
  6. Step 6: Final answer
    x = 66,438.63

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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.