Home / 125,317.14-188,069.10-50,437.90

Finding the Fourth Proportional to 125,317.14, 188,069.10 and 50,437.90

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Solution

The fourth proportional to 125,317.14, 188,069.10 and 50,437.90 is: 75,694.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,317.14 : 188,069.10 = 50,437.90 : x
  2. Step 2: Convert to fraction form
    125,317.14/188,069.10 = 50,437.90/x
  3. Step 3: Cross multiply
    125,317.14x = 188,069.10 × 50,437.90
  4. Step 4: Simplify right side
    125,317.14x = 9,485,810,458.89
  5. Step 5: Solve for x
    x = 9,485,810,458.89/125,317.14
  6. Step 6: Final answer
    x = 75,694.44

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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.