Home / 73,945.17-110,917.68-17,785.25

Finding the Fourth Proportional to 73,945.17, 110,917.68 and 17,785.25

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Solution

The fourth proportional to 73,945.17, 110,917.68 and 17,785.25 is: 26,677.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,945.17 : 110,917.68 = 17,785.25 : x
  2. Step 2: Convert to fraction form
    73,945.17/110,917.68 = 17,785.25/x
  3. Step 3: Cross multiply
    73,945.17x = 110,917.68 × 17,785.25
  4. Step 4: Simplify right side
    73,945.17x = 1,972,698,113.63
  5. Step 5: Solve for x
    x = 1,972,698,113.63/73,945.17
  6. Step 6: Final answer
    x = 26,677.85

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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.