Home / 75,230.39-103,817.22-41,240.75

Finding the Fourth Proportional to 75,230.39, 103,817.22 and 41,240.75

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Solution

The fourth proportional to 75,230.39, 103,817.22 and 41,240.75 is: 56,911.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,230.39 : 103,817.22 = 41,240.75 : x
  2. Step 2: Convert to fraction form
    75,230.39/103,817.22 = 41,240.75/x
  3. Step 3: Cross multiply
    75,230.39x = 103,817.22 × 41,240.75
  4. Step 4: Simplify right side
    75,230.39x = 4,281,500,015.72
  5. Step 5: Solve for x
    x = 4,281,500,015.72/75,230.39
  6. Step 6: Final answer
    x = 56,911.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.