Home / 75,500.12-104,191.37-41,510.09

Finding the Fourth Proportional to 75,500.12, 104,191.37 and 41,510.09

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Solution

The fourth proportional to 75,500.12, 104,191.37 and 41,510.09 is: 57,284.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,500.12 : 104,191.37 = 41,510.09 : x
  2. Step 2: Convert to fraction form
    75,500.12/104,191.37 = 41,510.09/x
  3. Step 3: Cross multiply
    75,500.12x = 104,191.37 × 41,510.09
  4. Step 4: Simplify right side
    75,500.12x = 4,324,992,417.42
  5. Step 5: Solve for x
    x = 4,324,992,417.42/75,500.12
  6. Step 6: Final answer
    x = 57,284.58

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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.