Home / 165,035.99-227,753.28-100,508.25

Finding the Fourth Proportional to 165,035.99, 227,753.28 and 100,508.25

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Solution

The fourth proportional to 165,035.99, 227,753.28 and 100,508.25 is: 138,703.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,035.99 : 227,753.28 = 100,508.25 : x
  2. Step 2: Convert to fraction form
    165,035.99/227,753.28 = 100,508.25/x
  3. Step 3: Cross multiply
    165,035.99x = 227,753.28 × 100,508.25
  4. Step 4: Simplify right side
    165,035.99x = 22,891,082,750.49
  5. Step 5: Solve for x
    x = 22,891,082,750.49/165,035.99
  6. Step 6: Final answer
    x = 138,703.58

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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.