Home / 165,849.02-228,690.79-112,040.62

Finding the Fourth Proportional to 165,849.02, 228,690.79 and 112,040.62

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Solution

The fourth proportional to 165,849.02, 228,690.79 and 112,040.62 is: 154,493.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,849.02 : 228,690.79 = 112,040.62 : x
  2. Step 2: Convert to fraction form
    165,849.02/228,690.79 = 112,040.62/x
  3. Step 3: Cross multiply
    165,849.02x = 228,690.79 × 112,040.62
  4. Step 4: Simplify right side
    165,849.02x = 25,622,657,678.29
  5. Step 5: Solve for x
    x = 25,622,657,678.29/165,849.02
  6. Step 6: Final answer
    x = 154,493.88

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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.