Home / 82,863.50-114,347.53-50,560.85

Finding the Fourth Proportional to 82,863.50, 114,347.53 and 50,560.85

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Solution

The fourth proportional to 82,863.50, 114,347.53 and 50,560.85 is: 69,771.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,863.50 : 114,347.53 = 50,560.85 : x
  2. Step 2: Convert to fraction form
    82,863.50/114,347.53 = 50,560.85/x
  3. Step 3: Cross multiply
    82,863.50x = 114,347.53 × 50,560.85
  4. Step 4: Simplify right side
    82,863.50x = 5,781,508,312.20
  5. Step 5: Solve for x
    x = 5,781,508,312.20/82,863.50
  6. Step 6: Final answer
    x = 69,771.47

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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.