Home / 75,722.86-113,529.61-23,103.64

Finding the Fourth Proportional to 75,722.86, 113,529.61 and 23,103.64

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Solution

The fourth proportional to 75,722.86, 113,529.61 and 23,103.64 is: 34,638.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,722.86 : 113,529.61 = 23,103.64 : x
  2. Step 2: Convert to fraction form
    75,722.86/113,529.61 = 23,103.64/x
  3. Step 3: Cross multiply
    75,722.86x = 113,529.61 × 23,103.64
  4. Step 4: Simplify right side
    75,722.86x = 2,622,947,238.78
  5. Step 5: Solve for x
    x = 2,622,947,238.78/75,722.86
  6. Step 6: Final answer
    x = 34,638.78

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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.