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Finding the Fourth Proportional to 237,388, 327,596.16 and 129,958.96

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Solution

The fourth proportional to 237,388, 327,596.16 and 129,958.96 is: 179,343.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,388 : 327,596.16 = 129,958.96 : x
  2. Step 2: Convert to fraction form
    237,388/327,596.16 = 129,958.96/x
  3. Step 3: Cross multiply
    237,388x = 327,596.16 × 129,958.96
  4. Step 4: Simplify right side
    237,388x = 42,574,056,253.59
  5. Step 5: Solve for x
    x = 42,574,056,253.59/237,388
  6. Step 6: Final answer
    x = 179,343.76

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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.