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Finding the Fourth Proportional to 165,757.83, 228,746.07 and 94,137.81

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Solution

The fourth proportional to 165,757.83, 228,746.07 and 94,137.81 is: 129,910.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,757.83 : 228,746.07 = 94,137.81 : x
  2. Step 2: Convert to fraction form
    165,757.83/228,746.07 = 94,137.81/x
  3. Step 3: Cross multiply
    165,757.83x = 228,746.07 × 94,137.81
  4. Step 4: Simplify right side
    165,757.83x = 21,533,654,075.91
  5. Step 5: Solve for x
    x = 21,533,654,075.91/165,757.83
  6. Step 6: Final answer
    x = 129,910.33

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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.