Home / 107,981.97-162,004.07-33,113.16

Finding the Fourth Proportional to 107,981.97, 162,004.07 and 33,113.16

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Solution

The fourth proportional to 107,981.97, 162,004.07 and 33,113.16 is: 49,679.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,981.97 : 162,004.07 = 33,113.16 : x
  2. Step 2: Convert to fraction form
    107,981.97/162,004.07 = 33,113.16/x
  3. Step 3: Cross multiply
    107,981.97x = 162,004.07 × 33,113.16
  4. Step 4: Simplify right side
    107,981.97x = 5,364,466,690.56
  5. Step 5: Solve for x
    x = 5,364,466,690.56/107,981.97
  6. Step 6: Final answer
    x = 49,679.28

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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.