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Finding the Fourth Proportional to 373,143.80, 559,834.08 and 133,252.46

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Solution

The fourth proportional to 373,143.80, 559,834.08 and 133,252.46 is: 199,920.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,143.80 : 559,834.08 = 133,252.46 : x
  2. Step 2: Convert to fraction form
    373,143.80/559,834.08 = 133,252.46/x
  3. Step 3: Cross multiply
    373,143.80x = 559,834.08 × 133,252.46
  4. Step 4: Simplify right side
    373,143.80x = 74,599,268,351.84
  5. Step 5: Solve for x
    x = 74,599,268,351.84/373,143.80
  6. Step 6: Final answer
    x = 199,920.96

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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.