Home / 125,422.64-188,145.96-41,183.06

Finding the Fourth Proportional to 125,422.64, 188,145.96 and 41,183.06

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Solution

The fourth proportional to 125,422.64, 188,145.96 and 41,183.06 is: 61,778.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,422.64 : 188,145.96 = 41,183.06 : x
  2. Step 2: Convert to fraction form
    125,422.64/188,145.96 = 41,183.06/x
  3. Step 3: Cross multiply
    125,422.64x = 188,145.96 × 41,183.06
  4. Step 4: Simplify right side
    125,422.64x = 7,748,426,359.44
  5. Step 5: Solve for x
    x = 7,748,426,359.44/125,422.64
  6. Step 6: Final answer
    x = 61,778.53

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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.