Home / 107,669.17-161,469.31-35,608.70

Finding the Fourth Proportional to 107,669.17, 161,469.31 and 35,608.70

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Solution

The fourth proportional to 107,669.17, 161,469.31 and 35,608.70 is: 53,401.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,669.17 : 161,469.31 = 35,608.70 : x
  2. Step 2: Convert to fraction form
    107,669.17/161,469.31 = 35,608.70/x
  3. Step 3: Cross multiply
    107,669.17x = 161,469.31 × 35,608.70
  4. Step 4: Simplify right side
    107,669.17x = 5,749,712,219.00
  5. Step 5: Solve for x
    x = 5,749,712,219.00/107,669.17
  6. Step 6: Final answer
    x = 53,401.66

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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.