Home / 75,447.83-113,189.27-22,137.64

Finding the Fourth Proportional to 75,447.83, 113,189.27 and 22,137.64

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Solution

The fourth proportional to 75,447.83, 113,189.27 and 22,137.64 is: 33,211.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,447.83 : 113,189.27 = 22,137.64 : x
  2. Step 2: Convert to fraction form
    75,447.83/113,189.27 = 22,137.64/x
  3. Step 3: Cross multiply
    75,447.83x = 113,189.27 × 22,137.64
  4. Step 4: Simplify right side
    75,447.83x = 2,505,742,917.46
  5. Step 5: Solve for x
    x = 2,505,742,917.46/75,447.83
  6. Step 6: Final answer
    x = 33,211.60

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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.