Home / 140,743.44-211,092.24-52,038.72

Finding the Fourth Proportional to 140,743.44, 211,092.24 and 52,038.72

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Solution

The fourth proportional to 140,743.44, 211,092.24 and 52,038.72 is: 78,049.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,743.44 : 211,092.24 = 52,038.72 : x
  2. Step 2: Convert to fraction form
    140,743.44/211,092.24 = 52,038.72/x
  3. Step 3: Cross multiply
    140,743.44x = 211,092.24 × 52,038.72
  4. Step 4: Simplify right side
    140,743.44x = 10,984,969,971.53
  5. Step 5: Solve for x
    x = 10,984,969,971.53/140,743.44
  6. Step 6: Final answer
    x = 78,049.61

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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.