Home / 141,419.61-212,078.39-41,553.09

Finding the Fourth Proportional to 141,419.61, 212,078.39 and 41,553.09

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Solution

The fourth proportional to 141,419.61, 212,078.39 and 41,553.09 is: 62,314.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,419.61 : 212,078.39 = 41,553.09 : x
  2. Step 2: Convert to fraction form
    141,419.61/212,078.39 = 41,553.09/x
  3. Step 3: Cross multiply
    141,419.61x = 212,078.39 × 41,553.09
  4. Step 4: Simplify right side
    141,419.61x = 8,812,512,218.96
  5. Step 5: Solve for x
    x = 8,812,512,218.96/141,419.61
  6. Step 6: Final answer
    x = 62,314.64

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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.