Home / 125,434.31-188,157.67-50,544.43

Finding the Fourth Proportional to 125,434.31, 188,157.67 and 50,544.43

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Solution

The fourth proportional to 125,434.31, 188,157.67 and 50,544.43 is: 75,819.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,434.31 : 188,157.67 = 50,544.43 : x
  2. Step 2: Convert to fraction form
    125,434.31/188,157.67 = 50,544.43/x
  3. Step 3: Cross multiply
    125,434.31x = 188,157.67 × 50,544.43
  4. Step 4: Simplify right side
    125,434.31x = 9,510,321,583.52
  5. Step 5: Solve for x
    x = 9,510,321,583.52/125,434.31
  6. Step 6: Final answer
    x = 75,819.14

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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.