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Finding the Fourth Proportional to 176,755.43, 265,133.70 and 43,635.71

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Solution

The fourth proportional to 176,755.43, 265,133.70 and 43,635.71 is: 65,453.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,755.43 : 265,133.70 = 43,635.71 : x
  2. Step 2: Convert to fraction form
    176,755.43/265,133.70 = 43,635.71/x
  3. Step 3: Cross multiply
    176,755.43x = 265,133.70 × 43,635.71
  4. Step 4: Simplify right side
    176,755.43x = 11,569,296,249.14
  5. Step 5: Solve for x
    x = 11,569,296,249.14/176,755.43
  6. Step 6: Final answer
    x = 65,453.69

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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.