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Finding the Fourth Proportional to 237,184.88, 355,755.26 and 66,422.04

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Solution

The fourth proportional to 237,184.88, 355,755.26 and 66,422.04 is: 99,626.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,184.88 : 355,755.26 = 66,422.04 : x
  2. Step 2: Convert to fraction form
    237,184.88/355,755.26 = 66,422.04/x
  3. Step 3: Cross multiply
    237,184.88x = 355,755.26 × 66,422.04
  4. Step 4: Simplify right side
    237,184.88x = 23,629,990,569.40
  5. Step 5: Solve for x
    x = 23,629,990,569.40/237,184.88
  6. Step 6: Final answer
    x = 99,626.89

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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.