Home / 165,196.05-248,904.58-149,418.66

Finding the Fourth Proportional to 165,196.05, 248,904.58 and 149,418.66

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Solution

The fourth proportional to 165,196.05, 248,904.58 and 149,418.66 is: 225,132.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,196.05 : 248,904.58 = 149,418.66 : x
  2. Step 2: Convert to fraction form
    165,196.05/248,904.58 = 149,418.66/x
  3. Step 3: Cross multiply
    165,196.05x = 248,904.58 × 149,418.66
  4. Step 4: Simplify right side
    165,196.05x = 37,190,988,811.46
  5. Step 5: Solve for x
    x = 37,190,988,811.46/165,196.05
  6. Step 6: Final answer
    x = 225,132.43

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.