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Finding the Fourth Proportional to 140,982.94, 211,529.80 and 62,041.81

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Solution

The fourth proportional to 140,982.94, 211,529.80 and 62,041.81 is: 93,087.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,982.94 : 211,529.80 = 62,041.81 : x
  2. Step 2: Convert to fraction form
    140,982.94/211,529.80 = 62,041.81/x
  3. Step 3: Cross multiply
    140,982.94x = 211,529.80 × 62,041.81
  4. Step 4: Simplify right side
    140,982.94x = 13,123,691,350.73
  5. Step 5: Solve for x
    x = 13,123,691,350.73/140,982.94
  6. Step 6: Final answer
    x = 93,087.09

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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.