Home / 165,472.93-228,343.31-92,869.06

Finding the Fourth Proportional to 165,472.93, 228,343.31 and 92,869.06

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Solution

The fourth proportional to 165,472.93, 228,343.31 and 92,869.06 is: 128,154.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,472.93 : 228,343.31 = 92,869.06 : x
  2. Step 2: Convert to fraction form
    165,472.93/228,343.31 = 92,869.06/x
  3. Step 3: Cross multiply
    165,472.93x = 228,343.31 × 92,869.06
  4. Step 4: Simplify right side
    165,472.93x = 21,206,028,218.30
  5. Step 5: Solve for x
    x = 21,206,028,218.30/165,472.93
  6. Step 6: Final answer
    x = 128,154.06

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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.