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Finding the Fourth Proportional to 107,792.74, 161,689.11 and 41,253.26

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Solution

The fourth proportional to 107,792.74, 161,689.11 and 41,253.26 is: 61,879.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,792.74 : 161,689.11 = 41,253.26 : x
  2. Step 2: Convert to fraction form
    107,792.74/161,689.11 = 41,253.26/x
  3. Step 3: Cross multiply
    107,792.74x = 161,689.11 × 41,253.26
  4. Step 4: Simplify right side
    107,792.74x = 6,670,202,687.73
  5. Step 5: Solve for x
    x = 6,670,202,687.73/107,792.74
  6. Step 6: Final answer
    x = 61,879.89

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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.