Home / 165,379.10-228,204.15-93,744.86

Finding the Fourth Proportional to 165,379.10, 228,204.15 and 93,744.86

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Solution

The fourth proportional to 165,379.10, 228,204.15 and 93,744.86 is: 129,357.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,379.10 : 228,204.15 = 93,744.86 : x
  2. Step 2: Convert to fraction form
    165,379.10/228,204.15 = 93,744.86/x
  3. Step 3: Cross multiply
    165,379.10x = 228,204.15 × 93,744.86
  4. Step 4: Simplify right side
    165,379.10x = 21,392,966,093.17
  5. Step 5: Solve for x
    x = 21,392,966,093.17/165,379.10
  6. Step 6: Final answer
    x = 129,357.13

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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.