Home / 125,453.07-188,214.30-50,555.61

Finding the Fourth Proportional to 125,453.07, 188,214.30 and 50,555.61

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Solution

The fourth proportional to 125,453.07, 188,214.30 and 50,555.61 is: 75,847.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,453.07 : 188,214.30 = 50,555.61 : x
  2. Step 2: Convert to fraction form
    125,453.07/188,214.30 = 50,555.61/x
  3. Step 3: Cross multiply
    125,453.07x = 188,214.30 × 50,555.61
  4. Step 4: Simplify right side
    125,453.07x = 9,515,288,747.22
  5. Step 5: Solve for x
    x = 9,515,288,747.22/125,453.07
  6. Step 6: Final answer
    x = 75,847.40

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1.5x scale

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.