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Finding the Fourth Proportional to 362,207.22, 543,187.76 and 125,494.64

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Solution

The fourth proportional to 362,207.22, 543,187.76 and 125,494.64 is: 188,199.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,207.22 : 543,187.76 = 125,494.64 : x
  2. Step 2: Convert to fraction form
    362,207.22/543,187.76 = 125,494.64/x
  3. Step 3: Cross multiply
    362,207.22x = 543,187.76 × 125,494.64
  4. Step 4: Simplify right side
    362,207.22x = 68,167,152,393.61
  5. Step 5: Solve for x
    x = 68,167,152,393.61/362,207.22
  6. Step 6: Final answer
    x = 188,199.32

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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.