Home / 282,006.68-422,987.60-113,408.15

Finding the Fourth Proportional to 282,006.68, 422,987.60 and 113,408.15

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Solution

The fourth proportional to 282,006.68, 422,987.60 and 113,408.15 is: 170,103.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,006.68 : 422,987.60 = 113,408.15 : x
  2. Step 2: Convert to fraction form
    282,006.68/422,987.60 = 113,408.15/x
  3. Step 3: Cross multiply
    282,006.68x = 422,987.60 × 113,408.15
  4. Step 4: Simplify right side
    282,006.68x = 47,970,239,357.52
  5. Step 5: Solve for x
    x = 47,970,239,357.52/282,006.68
  6. Step 6: Final answer
    x = 170,103.21

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1.5x scale

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.