Home / 107,385.66-161,084.05-27,424.37

Finding the Fourth Proportional to 107,385.66, 161,084.05 and 27,424.37

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Solution

The fourth proportional to 107,385.66, 161,084.05 and 27,424.37 is: 41,137.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,385.66 : 161,084.05 = 27,424.37 : x
  2. Step 2: Convert to fraction form
    107,385.66/161,084.05 = 27,424.37/x
  3. Step 3: Cross multiply
    107,385.66x = 161,084.05 × 27,424.37
  4. Step 4: Simplify right side
    107,385.66x = 4,417,628,922.45
  5. Step 5: Solve for x
    x = 4,417,628,922.45/107,385.66
  6. Step 6: Final answer
    x = 41,137.98

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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.