Home / 83,082.54-114,660.45-47,274.06

Finding the Fourth Proportional to 83,082.54, 114,660.45 and 47,274.06

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Solution

The fourth proportional to 83,082.54, 114,660.45 and 47,274.06 is: 65,241.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,082.54 : 114,660.45 = 47,274.06 : x
  2. Step 2: Convert to fraction form
    83,082.54/114,660.45 = 47,274.06/x
  3. Step 3: Cross multiply
    83,082.54x = 114,660.45 × 47,274.06
  4. Step 4: Simplify right side
    83,082.54x = 5,420,464,992.93
  5. Step 5: Solve for x
    x = 5,420,464,992.93/83,082.54
  6. Step 6: Final answer
    x = 65,241.93

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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.