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Finding the Fourth Proportional to 237,253.47, 327,409.44 and 129,823.47

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Solution

The fourth proportional to 237,253.47, 327,409.44 and 129,823.47 is: 179,156.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,253.47 : 327,409.44 = 129,823.47 : x
  2. Step 2: Convert to fraction form
    237,253.47/327,409.44 = 129,823.47/x
  3. Step 3: Cross multiply
    237,253.47x = 327,409.44 × 129,823.47
  4. Step 4: Simplify right side
    237,253.47x = 42,505,429,611.56
  5. Step 5: Solve for x
    x = 42,505,429,611.56/237,253.47
  6. Step 6: Final answer
    x = 179,156.20

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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.