Home / 134,195.90-201,294.72-39,425.69

Finding the Fourth Proportional to 134,195.90, 201,294.72 and 39,425.69

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Solution

The fourth proportional to 134,195.90, 201,294.72 and 39,425.69 is: 59,138.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,195.90 : 201,294.72 = 39,425.69 : x
  2. Step 2: Convert to fraction form
    134,195.90/201,294.72 = 39,425.69/x
  3. Step 3: Cross multiply
    134,195.90x = 201,294.72 × 39,425.69
  4. Step 4: Simplify right side
    134,195.90x = 7,936,183,732.59
  5. Step 5: Solve for x
    x = 7,936,183,732.59/134,195.90
  6. Step 6: Final answer
    x = 59,138.80

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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.