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Finding the Fourth Proportional to 244,655.70, 366,983.55 and 67,190.10

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Solution

The fourth proportional to 244,655.70, 366,983.55 and 67,190.10 is: 100,785.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,655.70 : 366,983.55 = 67,190.10 : x
  2. Step 2: Convert to fraction form
    244,655.70/366,983.55 = 67,190.10/x
  3. Step 3: Cross multiply
    244,655.70x = 366,983.55 × 67,190.10
  4. Step 4: Simplify right side
    244,655.70x = 24,657,661,422.86
  5. Step 5: Solve for x
    x = 24,657,661,422.86/244,655.70
  6. Step 6: Final answer
    x = 100,785.15

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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.