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Finding the Fourth Proportional to 373,089.44, 559,689.24 and 133,184.72

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Solution

The fourth proportional to 373,089.44, 559,689.24 and 133,184.72 is: 199,796.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,089.44 : 559,689.24 = 133,184.72 : x
  2. Step 2: Convert to fraction form
    373,089.44/559,689.24 = 133,184.72/x
  3. Step 3: Cross multiply
    373,089.44x = 559,689.24 × 133,184.72
  4. Step 4: Simplify right side
    373,089.44x = 74,542,054,716.41
  5. Step 5: Solve for x
    x = 74,542,054,716.41/373,089.44
  6. Step 6: Final answer
    x = 199,796.74

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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.