Home / 165,507.83-248,067.34-76,573.47

Finding the Fourth Proportional to 165,507.83, 248,067.34 and 76,573.47

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Solution

The fourth proportional to 165,507.83, 248,067.34 and 76,573.47 is: 114,770.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,507.83 : 248,067.34 = 76,573.47 : x
  2. Step 2: Convert to fraction form
    165,507.83/248,067.34 = 76,573.47/x
  3. Step 3: Cross multiply
    165,507.83x = 248,067.34 × 76,573.47
  4. Step 4: Simplify right side
    165,507.83x = 18,995,376,826.04
  5. Step 5: Solve for x
    x = 18,995,376,826.04/165,507.83
  6. Step 6: Final answer
    x = 114,770.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.