Home / 165,251.64-228,047.58-89,799.96

Finding the Fourth Proportional to 165,251.64, 228,047.58 and 89,799.96

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Solution

The fourth proportional to 165,251.64, 228,047.58 and 89,799.96 is: 123,924.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,251.64 : 228,047.58 = 89,799.96 : x
  2. Step 2: Convert to fraction form
    165,251.64/228,047.58 = 89,799.96/x
  3. Step 3: Cross multiply
    165,251.64x = 228,047.58 × 89,799.96
  4. Step 4: Simplify right side
    165,251.64x = 20,478,663,562.10
  5. Step 5: Solve for x
    x = 20,478,663,562.10/165,251.64
  6. Step 6: Final answer
    x = 123,924.12

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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.