Home / 141,934.92-212,936.58-53,189.21

Finding the Fourth Proportional to 141,934.92, 212,936.58 and 53,189.21

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Solution

The fourth proportional to 141,934.92, 212,936.58 and 53,189.21 is: 79,796.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,934.92 : 212,936.58 = 53,189.21 : x
  2. Step 2: Convert to fraction form
    141,934.92/212,936.58 = 53,189.21/x
  3. Step 3: Cross multiply
    141,934.92x = 212,936.58 × 53,189.21
  4. Step 4: Simplify right side
    141,934.92x = 11,325,927,405.62
  5. Step 5: Solve for x
    x = 11,325,927,405.62/141,934.92
  6. Step 6: Final answer
    x = 79,796.62

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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.