Home / 165,959.20-229,044.27-101,415.16

Finding the Fourth Proportional to 165,959.20, 229,044.27 and 101,415.16

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Solution

The fourth proportional to 165,959.20, 229,044.27 and 101,415.16 is: 139,965.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,959.20 : 229,044.27 = 101,415.16 : x
  2. Step 2: Convert to fraction form
    165,959.20/229,044.27 = 101,415.16/x
  3. Step 3: Cross multiply
    165,959.20x = 229,044.27 × 101,415.16
  4. Step 4: Simplify right side
    165,959.20x = 23,228,561,289.13
  5. Step 5: Solve for x
    x = 23,228,561,289.13/165,959.20
  6. Step 6: Final answer
    x = 139,965.49

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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.