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Finding the Fourth Proportional to 125,797.88, 188,698.74 and 32,301.56

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Solution

The fourth proportional to 125,797.88, 188,698.74 and 32,301.56 is: 48,452.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,797.88 : 188,698.74 = 32,301.56 : x
  2. Step 2: Convert to fraction form
    125,797.88/188,698.74 = 32,301.56/x
  3. Step 3: Cross multiply
    125,797.88x = 188,698.74 × 32,301.56
  4. Step 4: Simplify right side
    125,797.88x = 6,095,263,672.03
  5. Step 5: Solve for x
    x = 6,095,263,672.03/125,797.88
  6. Step 6: Final answer
    x = 48,452.83

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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.