Home / 165,691.08-248,538.24-47,361.60

Finding the Fourth Proportional to 165,691.08, 248,538.24 and 47,361.60

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Solution

The fourth proportional to 165,691.08, 248,538.24 and 47,361.60 is: 71,042.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,691.08 : 248,538.24 = 47,361.60 : x
  2. Step 2: Convert to fraction form
    165,691.08/248,538.24 = 47,361.60/x
  3. Step 3: Cross multiply
    165,691.08x = 248,538.24 × 47,361.60
  4. Step 4: Simplify right side
    165,691.08x = 11,771,168,707.58
  5. Step 5: Solve for x
    x = 11,771,168,707.58/165,691.08
  6. Step 6: Final answer
    x = 71,042.86

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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.