Home / 126,288.44-188,857.18-94,289.90

Finding the Fourth Proportional to 126,288.44, 188,857.18 and 94,289.90

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Solution

The fourth proportional to 126,288.44, 188,857.18 and 94,289.90 is: 141,005.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,288.44 : 188,857.18 = 94,289.90 : x
  2. Step 2: Convert to fraction form
    126,288.44/188,857.18 = 94,289.90/x
  3. Step 3: Cross multiply
    126,288.44x = 188,857.18 × 94,289.90
  4. Step 4: Simplify right side
    126,288.44x = 17,807,323,259.68
  5. Step 5: Solve for x
    x = 17,807,323,259.68/126,288.44
  6. Step 6: Final answer
    x = 141,005.17

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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.