Home / 165,197.82-227,974.59-89,746.86

Finding the Fourth Proportional to 165,197.82, 227,974.59 and 89,746.86

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Solution

The fourth proportional to 165,197.82, 227,974.59 and 89,746.86 is: 123,851.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,197.82 : 227,974.59 = 89,746.86 : x
  2. Step 2: Convert to fraction form
    165,197.82/227,974.59 = 89,746.86/x
  3. Step 3: Cross multiply
    165,197.82x = 227,974.59 × 89,746.86
  4. Step 4: Simplify right side
    165,197.82x = 20,460,003,612.29
  5. Step 5: Solve for x
    x = 20,460,003,612.29/165,197.82
  6. Step 6: Final answer
    x = 123,851.54

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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.