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Finding the Fourth Proportional to 73,247.46, 109,783.28 and 37,725.48

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Solution

The fourth proportional to 73,247.46, 109,783.28 and 37,725.48 is: 56,542.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,247.46 : 109,783.28 = 37,725.48 : x
  2. Step 2: Convert to fraction form
    73,247.46/109,783.28 = 37,725.48/x
  3. Step 3: Cross multiply
    73,247.46x = 109,783.28 × 37,725.48
  4. Step 4: Simplify right side
    73,247.46x = 4,141,627,028.29
  5. Step 5: Solve for x
    x = 4,141,627,028.29/73,247.46
  6. Step 6: Final answer
    x = 56,542.95

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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.