Home / 122,083.24-182,796.75-77,468.44

Finding the Fourth Proportional to 122,083.24, 182,796.75 and 77,468.44

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Solution

The fourth proportional to 122,083.24, 182,796.75 and 77,468.44 is: 115,994.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,083.24 : 182,796.75 = 77,468.44 : x
  2. Step 2: Convert to fraction form
    122,083.24/182,796.75 = 77,468.44/x
  3. Step 3: Cross multiply
    122,083.24x = 182,796.75 × 77,468.44
  4. Step 4: Simplify right side
    122,083.24x = 14,160,979,059.57
  5. Step 5: Solve for x
    x = 14,160,979,059.57/122,083.24
  6. Step 6: Final answer
    x = 115,994.46

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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.