Home / 129,801.52-194,618.58-50,923.72

Finding the Fourth Proportional to 129,801.52, 194,618.58 and 50,923.72

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Solution

The fourth proportional to 129,801.52, 194,618.58 and 50,923.72 is: 76,352.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,801.52 : 194,618.58 = 50,923.72 : x
  2. Step 2: Convert to fraction form
    129,801.52/194,618.58 = 50,923.72/x
  3. Step 3: Cross multiply
    129,801.52x = 194,618.58 × 50,923.72
  4. Step 4: Simplify right side
    129,801.52x = 9,910,702,074.72
  5. Step 5: Solve for x
    x = 9,910,702,074.72/129,801.52
  6. Step 6: Final answer
    x = 76,352.74

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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.