Home / 165,991.15-229,052.40-94,357.18

Finding the Fourth Proportional to 165,991.15, 229,052.40 and 94,357.18

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Solution

The fourth proportional to 165,991.15, 229,052.40 and 94,357.18 is: 130,204.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,991.15 : 229,052.40 = 94,357.18 : x
  2. Step 2: Convert to fraction form
    165,991.15/229,052.40 = 94,357.18/x
  3. Step 3: Cross multiply
    165,991.15x = 229,052.40 × 94,357.18
  4. Step 4: Simplify right side
    165,991.15x = 21,612,738,536.23
  5. Step 5: Solve for x
    x = 21,612,738,536.23/165,991.15
  6. Step 6: Final answer
    x = 130,204.16

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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.