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Finding the Fourth Proportional to 237,424.44, 356,133.78 and 71,211

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Solution

The fourth proportional to 237,424.44, 356,133.78 and 71,211 is: 106,815.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,424.44 : 356,133.78 = 71,211 : x
  2. Step 2: Convert to fraction form
    237,424.44/356,133.78 = 71,211/x
  3. Step 3: Cross multiply
    237,424.44x = 356,133.78 × 71,211
  4. Step 4: Simplify right side
    237,424.44x = 25,360,642,607.58
  5. Step 5: Solve for x
    x = 25,360,642,607.58/237,424.44
  6. Step 6: Final answer
    x = 106,815.64

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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.