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Finding the Fourth Proportional to 73,674.44, 110,544.32 and 38,605.76

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Solution

The fourth proportional to 73,674.44, 110,544.32 and 38,605.76 is: 57,925.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,674.44 : 110,544.32 = 38,605.76 : x
  2. Step 2: Convert to fraction form
    73,674.44/110,544.32 = 38,605.76/x
  3. Step 3: Cross multiply
    73,674.44x = 110,544.32 × 38,605.76
  4. Step 4: Simplify right side
    73,674.44x = 4,267,647,487.28
  5. Step 5: Solve for x
    x = 4,267,647,487.28/73,674.44
  6. Step 6: Final answer
    x = 57,925.75

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1.5x scale

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.