Home / 141,219-211,916.04-82,082.52

Finding the Fourth Proportional to 141,219, 211,916.04 and 82,082.52

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Solution

The fourth proportional to 141,219, 211,916.04 and 82,082.52 is: 123,174.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,219 : 211,916.04 = 82,082.52 : x
  2. Step 2: Convert to fraction form
    141,219/211,916.04 = 82,082.52/x
  3. Step 3: Cross multiply
    141,219x = 211,916.04 × 82,082.52
  4. Step 4: Simplify right side
    141,219x = 17,394,602,591.62
  5. Step 5: Solve for x
    x = 17,394,602,591.62/141,219
  6. Step 6: Final answer
    x = 123,174.66

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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.