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Finding the Fourth Proportional to 237,496.62, 327,745.83 and 128,602.14

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Solution

The fourth proportional to 237,496.62, 327,745.83 and 128,602.14 is: 177,471.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,496.62 : 327,745.83 = 128,602.14 : x
  2. Step 2: Convert to fraction form
    237,496.62/327,745.83 = 128,602.14/x
  3. Step 3: Cross multiply
    237,496.62x = 327,745.83 × 128,602.14
  4. Step 4: Simplify right side
    237,496.62x = 42,148,815,114.08
  5. Step 5: Solve for x
    x = 42,148,815,114.08/237,496.62
  6. Step 6: Final answer
    x = 177,471.22

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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.