Home / 75,486.15-104,172.19-41,496.07

Finding the Fourth Proportional to 75,486.15, 104,172.19 and 41,496.07

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Solution

The fourth proportional to 75,486.15, 104,172.19 and 41,496.07 is: 57,265.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,486.15 : 104,172.19 = 41,496.07 : x
  2. Step 2: Convert to fraction form
    75,486.15/104,172.19 = 41,496.07/x
  3. Step 3: Cross multiply
    75,486.15x = 104,172.19 × 41,496.07
  4. Step 4: Simplify right side
    75,486.15x = 4,322,736,758.92
  5. Step 5: Solve for x
    x = 4,322,736,758.92/75,486.15
  6. Step 6: Final answer
    x = 57,265.29

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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.