Home / 75,099.18-103,635.81-41,107.26

Finding the Fourth Proportional to 75,099.18, 103,635.81 and 41,107.26

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Solution

The fourth proportional to 75,099.18, 103,635.81 and 41,107.26 is: 56,727.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,099.18 : 103,635.81 = 41,107.26 : x
  2. Step 2: Convert to fraction form
    75,099.18/103,635.81 = 41,107.26/x
  3. Step 3: Cross multiply
    75,099.18x = 103,635.81 × 41,107.26
  4. Step 4: Simplify right side
    75,099.18x = 4,260,184,186.98
  5. Step 5: Solve for x
    x = 4,260,184,186.98/75,099.18
  6. Step 6: Final answer
    x = 56,727.44

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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.