Home / 75,544.47-113,214.60-28,771.83

Finding the Fourth Proportional to 75,544.47, 113,214.60 and 28,771.83

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Solution

The fourth proportional to 75,544.47, 113,214.60 and 28,771.83 is: 43,118.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,544.47 : 113,214.60 = 28,771.83 : x
  2. Step 2: Convert to fraction form
    75,544.47/113,214.60 = 28,771.83/x
  3. Step 3: Cross multiply
    75,544.47x = 113,214.60 × 28,771.83
  4. Step 4: Simplify right side
    75,544.47x = 3,257,391,224.72
  5. Step 5: Solve for x
    x = 3,257,391,224.72/75,544.47
  6. Step 6: Final answer
    x = 43,118.86

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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.