Home / 165,761.95-228,743.53-94,132.51

Finding the Fourth Proportional to 165,761.95, 228,743.53 and 94,132.51

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Solution

The fourth proportional to 165,761.95, 228,743.53 and 94,132.51 is: 129,898.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,761.95 : 228,743.53 = 94,132.51 : x
  2. Step 2: Convert to fraction form
    165,761.95/228,743.53 = 94,132.51/x
  3. Step 3: Cross multiply
    165,761.95x = 228,743.53 × 94,132.51
  4. Step 4: Simplify right side
    165,761.95x = 21,532,202,625.16
  5. Step 5: Solve for x
    x = 21,532,202,625.16/165,761.95
  6. Step 6: Final answer
    x = 129,898.34

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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.