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Finding the Fourth Proportional to 237,696.84, 355,741.54 and 231,299.87

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Solution

The fourth proportional to 237,696.84, 355,741.54 and 231,299.87 is: 346,167.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,696.84 : 355,741.54 = 231,299.87 : x
  2. Step 2: Convert to fraction form
    237,696.84/355,741.54 = 231,299.87/x
  3. Step 3: Cross multiply
    237,696.84x = 355,741.54 × 231,299.87
  4. Step 4: Simplify right side
    237,696.84x = 82,282,971,066.25
  5. Step 5: Solve for x
    x = 82,282,971,066.25/237,696.84
  6. Step 6: Final answer
    x = 346,167.71

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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.