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Finding the Fourth Proportional to 236,599.88, 354,724.85 and 143,084.84

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Solution

The fourth proportional to 236,599.88, 354,724.85 and 143,084.84 is: 214,521.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,599.88 : 354,724.85 = 143,084.84 : x
  2. Step 2: Convert to fraction form
    236,599.88/354,724.85 = 143,084.84/x
  3. Step 3: Cross multiply
    236,599.88x = 354,724.85 × 143,084.84
  4. Step 4: Simplify right side
    236,599.88x = 50,755,746,632.65
  5. Step 5: Solve for x
    x = 50,755,746,632.65/236,599.88
  6. Step 6: Final answer
    x = 214,521.44

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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.