Home / 165,278.59-228,083.38-89,827.09

Finding the Fourth Proportional to 165,278.59, 228,083.38 and 89,827.09

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Solution

The fourth proportional to 165,278.59, 228,083.38 and 89,827.09 is: 123,960.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,278.59 : 228,083.38 = 89,827.09 : x
  2. Step 2: Convert to fraction form
    165,278.59/228,083.38 = 89,827.09/x
  3. Step 3: Cross multiply
    165,278.59x = 228,083.38 × 89,827.09
  4. Step 4: Simplify right side
    165,278.59x = 20,488,066,302.76
  5. Step 5: Solve for x
    x = 20,488,066,302.76/165,278.59
  6. Step 6: Final answer
    x = 123,960.80

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1.5x scale

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.