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Finding the Fourth Proportional to 237,775.33, 328,153.43 and 135,816.04

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Solution

The fourth proportional to 237,775.33, 328,153.43 and 135,816.04 is: 187,439.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,775.33 : 328,153.43 = 135,816.04 : x
  2. Step 2: Convert to fraction form
    237,775.33/328,153.43 = 135,816.04/x
  3. Step 3: Cross multiply
    237,775.33x = 328,153.43 × 135,816.04
  4. Step 4: Simplify right side
    237,775.33x = 44,568,497,055.17
  5. Step 5: Solve for x
    x = 44,568,497,055.17/237,775.33
  6. Step 6: Final answer
    x = 187,439.54

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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.