Home / 81,964.14-122,963.00-34,579.24

Finding the Fourth Proportional to 81,964.14, 122,963.00 and 34,579.24

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Solution

The fourth proportional to 81,964.14, 122,963.00 and 34,579.24 is: 51,875.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,964.14 : 122,963.00 = 34,579.24 : x
  2. Step 2: Convert to fraction form
    81,964.14/122,963.00 = 34,579.24/x
  3. Step 3: Cross multiply
    81,964.14x = 122,963.00 × 34,579.24
  4. Step 4: Simplify right side
    81,964.14x = 4,251,966,607.82
  5. Step 5: Solve for x
    x = 4,251,966,607.82/81,964.14
  6. Step 6: Final answer
    x = 51,875.94

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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.