Home / 169,845.28-254,768.52-51,517.64

Finding the Fourth Proportional to 169,845.28, 254,768.52 and 51,517.64

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Solution

The fourth proportional to 169,845.28, 254,768.52 and 51,517.64 is: 77,276.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,845.28 : 254,768.52 = 51,517.64 : x
  2. Step 2: Convert to fraction form
    169,845.28/254,768.52 = 51,517.64/x
  3. Step 3: Cross multiply
    169,845.28x = 254,768.52 × 51,517.64
  4. Step 4: Simplify right side
    169,845.28x = 13,125,072,896.69
  5. Step 5: Solve for x
    x = 13,125,072,896.69/169,845.28
  6. Step 6: Final answer
    x = 77,276.64

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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.