Home / 67,824.41-101,835.97-66,628.58

Finding the Fourth Proportional to 67,824.41, 101,835.97 and 66,628.58

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Solution

The fourth proportional to 67,824.41, 101,835.97 and 66,628.58 is: 100,040.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,824.41 : 101,835.97 = 66,628.58 : x
  2. Step 2: Convert to fraction form
    67,824.41/101,835.97 = 66,628.58/x
  3. Step 3: Cross multiply
    67,824.41x = 101,835.97 × 66,628.58
  4. Step 4: Simplify right side
    67,824.41x = 6,785,185,398.27
  5. Step 5: Solve for x
    x = 6,785,185,398.27/67,824.41
  6. Step 6: Final answer
    x = 100,040.47

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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.