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Finding the Fourth Proportional to 73,954.62, 101,842.38 and 64,260

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Solution

The fourth proportional to 73,954.62, 101,842.38 and 64,260 is: 88,491.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,954.62 : 101,842.38 = 64,260 : x
  2. Step 2: Convert to fraction form
    73,954.62/101,842.38 = 64,260/x
  3. Step 3: Cross multiply
    73,954.62x = 101,842.38 × 64,260
  4. Step 4: Simplify right side
    73,954.62x = 6,544,391,338.80
  5. Step 5: Solve for x
    x = 6,544,391,338.80/73,954.62
  6. Step 6: Final answer
    x = 88,491.99

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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.