Home / 75,500.04-104,190.12-41,509.11

Finding the Fourth Proportional to 75,500.04, 104,190.12 and 41,509.11

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Solution

The fourth proportional to 75,500.04, 104,190.12 and 41,509.11 is: 57,282.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,500.04 : 104,190.12 = 41,509.11 : x
  2. Step 2: Convert to fraction form
    75,500.04/104,190.12 = 41,509.11/x
  3. Step 3: Cross multiply
    75,500.04x = 104,190.12 × 41,509.11
  4. Step 4: Simplify right side
    75,500.04x = 4,324,838,891.00
  5. Step 5: Solve for x
    x = 4,324,838,891.00/75,500.04
  6. Step 6: Final answer
    x = 57,282.60

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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.