Home / 75,623.56-113,438.46-22,315.54

Finding the Fourth Proportional to 75,623.56, 113,438.46 and 22,315.54

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Solution

The fourth proportional to 75,623.56, 113,438.46 and 22,315.54 is: 33,474.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,623.56 : 113,438.46 = 22,315.54 : x
  2. Step 2: Convert to fraction form
    75,623.56/113,438.46 = 22,315.54/x
  3. Step 3: Cross multiply
    75,623.56x = 113,438.46 × 22,315.54
  4. Step 4: Simplify right side
    75,623.56x = 2,531,439,924.48
  5. Step 5: Solve for x
    x = 2,531,439,924.48/75,623.56
  6. Step 6: Final answer
    x = 33,474.23

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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.