Home / 54,453.21-75,170.70-36,334.05

Finding the Fourth Proportional to 54,453.21, 75,170.70 and 36,334.05

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Solution

The fourth proportional to 54,453.21, 75,170.70 and 36,334.05 is: 50,157.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,453.21 : 75,170.70 = 36,334.05 : x
  2. Step 2: Convert to fraction form
    54,453.21/75,170.70 = 36,334.05/x
  3. Step 3: Cross multiply
    54,453.21x = 75,170.70 × 36,334.05
  4. Step 4: Simplify right side
    54,453.21x = 2,731,255,972.34
  5. Step 5: Solve for x
    x = 2,731,255,972.34/54,453.21
  6. Step 6: Final answer
    x = 50,157.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.