Home / 75,865.77-113,795.42-25,950.33

Finding the Fourth Proportional to 75,865.77, 113,795.42 and 25,950.33

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Solution

The fourth proportional to 75,865.77, 113,795.42 and 25,950.33 is: 38,924.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,865.77 : 113,795.42 = 25,950.33 : x
  2. Step 2: Convert to fraction form
    75,865.77/113,795.42 = 25,950.33/x
  3. Step 3: Cross multiply
    75,865.77x = 113,795.42 × 25,950.33
  4. Step 4: Simplify right side
    75,865.77x = 2,953,028,571.74
  5. Step 5: Solve for x
    x = 2,953,028,571.74/75,865.77
  6. Step 6: Final answer
    x = 38,924.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.