Home / 183,558.38-253,311.17-107,130.02

Finding the Fourth Proportional to 183,558.38, 253,311.17 and 107,130.02

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Solution

The fourth proportional to 183,558.38, 253,311.17 and 107,130.02 is: 147,839.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,558.38 : 253,311.17 = 107,130.02 : x
  2. Step 2: Convert to fraction form
    183,558.38/253,311.17 = 107,130.02/x
  3. Step 3: Cross multiply
    183,558.38x = 253,311.17 × 107,130.02
  4. Step 4: Simplify right side
    183,558.38x = 27,137,228,906.12
  5. Step 5: Solve for x
    x = 27,137,228,906.12/183,558.38
  6. Step 6: Final answer
    x = 147,839.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.