Home / 101,822.52-152,794.26-55,074.36

Finding the Fourth Proportional to 101,822.52, 152,794.26 and 55,074.36

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Solution

The fourth proportional to 101,822.52, 152,794.26 and 55,074.36 is: 82,644.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,822.52 : 152,794.26 = 55,074.36 : x
  2. Step 2: Convert to fraction form
    101,822.52/152,794.26 = 55,074.36/x
  3. Step 3: Cross multiply
    101,822.52x = 152,794.26 × 55,074.36
  4. Step 4: Simplify right side
    101,822.52x = 8,415,046,081.17
  5. Step 5: Solve for x
    x = 8,415,046,081.17/101,822.52
  6. Step 6: Final answer
    x = 82,644.25

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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.