Home / 75,015.32-112,578.26-35,572.37

Finding the Fourth Proportional to 75,015.32, 112,578.26 and 35,572.37

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Solution

The fourth proportional to 75,015.32, 112,578.26 and 35,572.37 is: 53,384.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,015.32 : 112,578.26 = 35,572.37 : x
  2. Step 2: Convert to fraction form
    75,015.32/112,578.26 = 35,572.37/x
  3. Step 3: Cross multiply
    75,015.32x = 112,578.26 × 35,572.37
  4. Step 4: Simplify right side
    75,015.32x = 4,004,674,777.92
  5. Step 5: Solve for x
    x = 4,004,674,777.92/75,015.32
  6. Step 6: Final answer
    x = 53,384.76

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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.