Home / 168,287.68-232,237.24-92,836

Finding the Fourth Proportional to 168,287.68, 232,237.24 and 92,836

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Solution

The fourth proportional to 168,287.68, 232,237.24 and 92,836 is: 128,113.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,287.68 : 232,237.24 = 92,836 : x
  2. Step 2: Convert to fraction form
    168,287.68/232,237.24 = 92,836/x
  3. Step 3: Cross multiply
    168,287.68x = 232,237.24 × 92,836
  4. Step 4: Simplify right side
    168,287.68x = 21,559,976,412.64
  5. Step 5: Solve for x
    x = 21,559,976,412.64/168,287.68
  6. Step 6: Final answer
    x = 128,113.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.