Home / 95,747.78-132,129.69-53,305.46

Finding the Fourth Proportional to 95,747.78, 132,129.69 and 53,305.46

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Solution

The fourth proportional to 95,747.78, 132,129.69 and 53,305.46 is: 73,560.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,747.78 : 132,129.69 = 53,305.46 : x
  2. Step 2: Convert to fraction form
    95,747.78/132,129.69 = 53,305.46/x
  3. Step 3: Cross multiply
    95,747.78x = 132,129.69 × 53,305.46
  4. Step 4: Simplify right side
    95,747.78x = 7,043,233,905.11
  5. Step 5: Solve for x
    x = 7,043,233,905.11/95,747.78
  6. Step 6: Final answer
    x = 73,560.28

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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.