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Finding the Fourth Proportional to 373,137.32, 559,824.30 and 133,245.96

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Solution

The fourth proportional to 373,137.32, 559,824.30 and 133,245.96 is: 199,911.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,137.32 : 559,824.30 = 133,245.96 : x
  2. Step 2: Convert to fraction form
    373,137.32/559,824.30 = 133,245.96/x
  3. Step 3: Cross multiply
    373,137.32x = 559,824.30 × 133,245.96
  4. Step 4: Simplify right side
    373,137.32x = 74,594,326,284.83
  5. Step 5: Solve for x
    x = 74,594,326,284.83/373,137.32
  6. Step 6: Final answer
    x = 199,911.19

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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.