Home / 165,714.06-248,107.86-89,539.68

Finding the Fourth Proportional to 165,714.06, 248,107.86 and 89,539.68

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Solution

The fourth proportional to 165,714.06, 248,107.86 and 89,539.68 is: 134,059.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,714.06 : 248,107.86 = 89,539.68 : x
  2. Step 2: Convert to fraction form
    165,714.06/248,107.86 = 89,539.68/x
  3. Step 3: Cross multiply
    165,714.06x = 248,107.86 × 89,539.68
  4. Step 4: Simplify right side
    165,714.06x = 22,215,498,389.88
  5. Step 5: Solve for x
    x = 22,215,498,389.88/165,714.06
  6. Step 6: Final answer
    x = 134,059.22

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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.