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Finding the Fourth Proportional to 250,797.61, 376,021.45 and 92,983.69

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Solution

The fourth proportional to 250,797.61, 376,021.45 and 92,983.69 is: 139,410.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,797.61 : 376,021.45 = 92,983.69 : x
  2. Step 2: Convert to fraction form
    250,797.61/376,021.45 = 92,983.69/x
  3. Step 3: Cross multiply
    250,797.61x = 376,021.45 × 92,983.69
  4. Step 4: Simplify right side
    250,797.61x = 34,963,861,940.15
  5. Step 5: Solve for x
    x = 34,963,861,940.15/250,797.61
  6. Step 6: Final answer
    x = 139,410.67

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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.