Home / 68,037.30-101,864.25-51,344.28

Finding the Fourth Proportional to 68,037.30, 101,864.25 and 51,344.28

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Solution

The fourth proportional to 68,037.30, 101,864.25 and 51,344.28 is: 76,871.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,037.30 : 101,864.25 = 51,344.28 : x
  2. Step 2: Convert to fraction form
    68,037.30/101,864.25 = 51,344.28/x
  3. Step 3: Cross multiply
    68,037.30x = 101,864.25 × 51,344.28
  4. Step 4: Simplify right side
    68,037.30x = 5,230,146,573.99
  5. Step 5: Solve for x
    x = 5,230,146,573.99/68,037.30
  6. Step 6: Final answer
    x = 76,871.75

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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.