Home / 75,437.19-104,105.08-41,447.80

Finding the Fourth Proportional to 75,437.19, 104,105.08 and 41,447.80

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Solution

The fourth proportional to 75,437.19, 104,105.08 and 41,447.80 is: 57,198.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,437.19 : 104,105.08 = 41,447.80 : x
  2. Step 2: Convert to fraction form
    75,437.19/104,105.08 = 41,447.80/x
  3. Step 3: Cross multiply
    75,437.19x = 104,105.08 × 41,447.80
  4. Step 4: Simplify right side
    75,437.19x = 4,314,926,716.77
  5. Step 5: Solve for x
    x = 4,314,926,716.77/75,437.19
  6. Step 6: Final answer
    x = 57,198.93

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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.