Home / 84,847.46-117,082.66-49,039.79

Finding the Fourth Proportional to 84,847.46, 117,082.66 and 49,039.79

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Solution

The fourth proportional to 84,847.46, 117,082.66 and 49,039.79 is: 67,670.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,847.46 : 117,082.66 = 49,039.79 : x
  2. Step 2: Convert to fraction form
    84,847.46/117,082.66 = 49,039.79/x
  3. Step 3: Cross multiply
    84,847.46x = 117,082.66 × 49,039.79
  4. Step 4: Simplify right side
    84,847.46x = 5,741,709,059.04
  5. Step 5: Solve for x
    x = 5,741,709,059.04/84,847.46
  6. Step 6: Final answer
    x = 67,670.96

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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.