Home / 75,670.44-113,505.66-35,680.12

Finding the Fourth Proportional to 75,670.44, 113,505.66 and 35,680.12

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Solution

The fourth proportional to 75,670.44, 113,505.66 and 35,680.12 is: 53,520.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,670.44 : 113,505.66 = 35,680.12 : x
  2. Step 2: Convert to fraction form
    75,670.44/113,505.66 = 35,680.12/x
  3. Step 3: Cross multiply
    75,670.44x = 113,505.66 × 35,680.12
  4. Step 4: Simplify right side
    75,670.44x = 4,049,895,285.72
  5. Step 5: Solve for x
    x = 4,049,895,285.72/75,670.44
  6. Step 6: Final answer
    x = 53,520.18

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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.