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Finding the Fourth Proportional to 140,954.67, 211,463.10 and 41,122.67

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Solution

The fourth proportional to 140,954.67, 211,463.10 and 41,122.67 is: 61,693.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,954.67 : 211,463.10 = 41,122.67 : x
  2. Step 2: Convert to fraction form
    140,954.67/211,463.10 = 41,122.67/x
  3. Step 3: Cross multiply
    140,954.67x = 211,463.10 × 41,122.67
  4. Step 4: Simplify right side
    140,954.67x = 8,695,926,221.16
  5. Step 5: Solve for x
    x = 8,695,926,221.16/140,954.67
  6. Step 6: Final answer
    x = 61,693.07

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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.