Home / 125,371.04-188,054.45-50,489.31

Finding the Fourth Proportional to 125,371.04, 188,054.45 and 50,489.31

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Solution

The fourth proportional to 125,371.04, 188,054.45 and 50,489.31 is: 75,733.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,371.04 : 188,054.45 = 50,489.31 : x
  2. Step 2: Convert to fraction form
    125,371.04/188,054.45 = 50,489.31/x
  3. Step 3: Cross multiply
    125,371.04x = 188,054.45 × 50,489.31
  4. Step 4: Simplify right side
    125,371.04x = 9,494,739,170.48
  5. Step 5: Solve for x
    x = 9,494,739,170.48/125,371.04
  6. Step 6: Final answer
    x = 75,733.12

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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.