Home / 165,342.20-228,162.02-92,741.10

Finding the Fourth Proportional to 165,342.20, 228,162.02 and 92,741.10

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Solution

The fourth proportional to 165,342.20, 228,162.02 and 92,741.10 is: 127,976.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,342.20 : 228,162.02 = 92,741.10 : x
  2. Step 2: Convert to fraction form
    165,342.20/228,162.02 = 92,741.10/x
  3. Step 3: Cross multiply
    165,342.20x = 228,162.02 × 92,741.10
  4. Step 4: Simplify right side
    165,342.20x = 21,159,996,713.02
  5. Step 5: Solve for x
    x = 21,159,996,713.02/165,342.20
  6. Step 6: Final answer
    x = 127,976.99

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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.