Home / 73,906.28-110,859.10-18,502.12

Finding the Fourth Proportional to 73,906.28, 110,859.10 and 18,502.12

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Solution

The fourth proportional to 73,906.28, 110,859.10 and 18,502.12 is: 27,753.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,906.28 : 110,859.10 = 18,502.12 : x
  2. Step 2: Convert to fraction form
    73,906.28/110,859.10 = 18,502.12/x
  3. Step 3: Cross multiply
    73,906.28x = 110,859.10 × 18,502.12
  4. Step 4: Simplify right side
    73,906.28x = 2,051,128,371.29
  5. Step 5: Solve for x
    x = 2,051,128,371.29/73,906.28
  6. Step 6: Final answer
    x = 27,753.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.