Home / 75,568.88-113,340.57-21,529.75

Finding the Fourth Proportional to 75,568.88, 113,340.57 and 21,529.75

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Solution

The fourth proportional to 75,568.88, 113,340.57 and 21,529.75 is: 32,291.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,568.88 : 113,340.57 = 21,529.75 : x
  2. Step 2: Convert to fraction form
    75,568.88/113,340.57 = 21,529.75/x
  3. Step 3: Cross multiply
    75,568.88x = 113,340.57 × 21,529.75
  4. Step 4: Simplify right side
    75,568.88x = 2,440,194,698.11
  5. Step 5: Solve for x
    x = 2,440,194,698.11/75,568.88
  6. Step 6: Final answer
    x = 32,291.00

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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.