Home / 75,500.85-104,188.52-41,509.10

Finding the Fourth Proportional to 75,500.85, 104,188.52 and 41,509.10

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Solution

The fourth proportional to 75,500.85, 104,188.52 and 41,509.10 is: 57,281.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,500.85 : 104,188.52 = 41,509.10 : x
  2. Step 2: Convert to fraction form
    75,500.85/104,188.52 = 41,509.10/x
  3. Step 3: Cross multiply
    75,500.85x = 104,188.52 × 41,509.10
  4. Step 4: Simplify right side
    75,500.85x = 4,324,770,967.04
  5. Step 5: Solve for x
    x = 4,324,770,967.04/75,500.85
  6. Step 6: Final answer
    x = 57,281.09

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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.