Home / 174,243.21-261,309.39-118,441.91

Finding the Fourth Proportional to 174,243.21, 261,309.39 and 118,441.91

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Solution

The fourth proportional to 174,243.21, 261,309.39 and 118,441.91 is: 177,625.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,243.21 : 261,309.39 = 118,441.91 : x
  2. Step 2: Convert to fraction form
    174,243.21/261,309.39 = 118,441.91/x
  3. Step 3: Cross multiply
    174,243.21x = 261,309.39 × 118,441.91
  4. Step 4: Simplify right side
    174,243.21x = 30,949,981,945.99
  5. Step 5: Solve for x
    x = 30,949,981,945.99/174,243.21
  6. Step 6: Final answer
    x = 177,625.18

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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.