Home / 82,974.60-114,515.24-50,702.58

Finding the Fourth Proportional to 82,974.60, 114,515.24 and 50,702.58

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Solution

The fourth proportional to 82,974.60, 114,515.24 and 50,702.58 is: 69,975.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,974.60 : 114,515.24 = 50,702.58 : x
  2. Step 2: Convert to fraction form
    82,974.60/114,515.24 = 50,702.58/x
  3. Step 3: Cross multiply
    82,974.60x = 114,515.24 × 50,702.58
  4. Step 4: Simplify right side
    82,974.60x = 5,806,217,863.81
  5. Step 5: Solve for x
    x = 5,806,217,863.81/82,974.60
  6. Step 6: Final answer
    x = 69,975.85

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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.