Home / 125,928.68-188,847.64-41,673.28

Finding the Fourth Proportional to 125,928.68, 188,847.64 and 41,673.28

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Solution

The fourth proportional to 125,928.68, 188,847.64 and 41,673.28 is: 62,494.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,928.68 : 188,847.64 = 41,673.28 : x
  2. Step 2: Convert to fraction form
    125,928.68/188,847.64 = 41,673.28/x
  3. Step 3: Cross multiply
    125,928.68x = 188,847.64 × 41,673.28
  4. Step 4: Simplify right side
    125,928.68x = 7,869,900,579.06
  5. Step 5: Solve for x
    x = 7,869,900,579.06/125,928.68
  6. Step 6: Final answer
    x = 62,494.90

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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.