Home / 54,954.35-75,838.44-31,076.39

Finding the Fourth Proportional to 54,954.35, 75,838.44 and 31,076.39

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Solution

The fourth proportional to 54,954.35, 75,838.44 and 31,076.39 is: 42,886.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,954.35 : 75,838.44 = 31,076.39 : x
  2. Step 2: Convert to fraction form
    54,954.35/75,838.44 = 31,076.39/x
  3. Step 3: Cross multiply
    54,954.35x = 75,838.44 × 31,076.39
  4. Step 4: Simplify right side
    54,954.35x = 2,356,785,244.56
  5. Step 5: Solve for x
    x = 2,356,785,244.56/54,954.35
  6. Step 6: Final answer
    x = 42,886.24

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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.