Home / 165,998.00-229,077.97-90,548.12

Finding the Fourth Proportional to 165,998.00, 229,077.97 and 90,548.12

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Solution

The fourth proportional to 165,998.00, 229,077.97 and 90,548.12 is: 124,956.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,998.00 : 229,077.97 = 90,548.12 : x
  2. Step 2: Convert to fraction form
    165,998.00/229,077.97 = 90,548.12/x
  3. Step 3: Cross multiply
    165,998.00x = 229,077.97 × 90,548.12
  4. Step 4: Simplify right side
    165,998.00x = 20,742,579,863.24
  5. Step 5: Solve for x
    x = 20,742,579,863.24/165,998.00
  6. Step 6: Final answer
    x = 124,956.80

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1.5x scale

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.