Home / 165,446.69-248,197.71-129,906.57

Finding the Fourth Proportional to 165,446.69, 248,197.71 and 129,906.57

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Solution

The fourth proportional to 165,446.69, 248,197.71 and 129,906.57 is: 194,881.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,446.69 : 248,197.71 = 129,906.57 : x
  2. Step 2: Convert to fraction form
    165,446.69/248,197.71 = 129,906.57/x
  3. Step 3: Cross multiply
    165,446.69x = 248,197.71 × 129,906.57
  4. Step 4: Simplify right side
    165,446.69x = 32,242,513,187.95
  5. Step 5: Solve for x
    x = 32,242,513,187.95/165,446.69
  6. Step 6: Final answer
    x = 194,881.59

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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.