Home / 107,733.32-161,569.74-41,127.56

Finding the Fourth Proportional to 107,733.32, 161,569.74 and 41,127.56

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Solution

The fourth proportional to 107,733.32, 161,569.74 and 41,127.56 is: 61,679.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,733.32 : 161,569.74 = 41,127.56 : x
  2. Step 2: Convert to fraction form
    107,733.32/161,569.74 = 41,127.56/x
  3. Step 3: Cross multiply
    107,733.32x = 161,569.74 × 41,127.56
  4. Step 4: Simplify right side
    107,733.32x = 6,644,969,176.03
  5. Step 5: Solve for x
    x = 6,644,969,176.03/107,733.32
  6. Step 6: Final answer
    x = 61,679.80

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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.