Home / 84,815.01-127,052.82-51,062.31

Finding the Fourth Proportional to 84,815.01, 127,052.82 and 51,062.31

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Solution

The fourth proportional to 84,815.01, 127,052.82 and 51,062.31 is: 76,491.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,815.01 : 127,052.82 = 51,062.31 : x
  2. Step 2: Convert to fraction form
    84,815.01/127,052.82 = 51,062.31/x
  3. Step 3: Cross multiply
    84,815.01x = 127,052.82 × 51,062.31
  4. Step 4: Simplify right side
    84,815.01x = 6,487,610,481.21
  5. Step 5: Solve for x
    x = 6,487,610,481.21/84,815.01
  6. Step 6: Final answer
    x = 76,491.30

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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.