Home / 68,688.23-94,789.74-41,830.73

Finding the Fourth Proportional to 68,688.23, 94,789.74 and 41,830.73

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Solution

The fourth proportional to 68,688.23, 94,789.74 and 41,830.73 is: 57,726.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,688.23 : 94,789.74 = 41,830.73 : x
  2. Step 2: Convert to fraction form
    68,688.23/94,789.74 = 41,830.73/x
  3. Step 3: Cross multiply
    68,688.23x = 94,789.74 × 41,830.73
  4. Step 4: Simplify right side
    68,688.23x = 3,965,123,546.76
  5. Step 5: Solve for x
    x = 3,965,123,546.76/68,688.23
  6. Step 6: Final answer
    x = 57,726.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.