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Finding the Fourth Proportional to 73,249.62, 101,084.48 and 39,715.62

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Solution

The fourth proportional to 73,249.62, 101,084.48 and 39,715.62 is: 54,807.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,249.62 : 101,084.48 = 39,715.62 : x
  2. Step 2: Convert to fraction form
    73,249.62/101,084.48 = 39,715.62/x
  3. Step 3: Cross multiply
    73,249.62x = 101,084.48 × 39,715.62
  4. Step 4: Simplify right side
    73,249.62x = 4,014,632,795.58
  5. Step 5: Solve for x
    x = 4,014,632,795.58/73,249.62
  6. Step 6: Final answer
    x = 54,807.56

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1.5x scale

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.