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Finding the Fourth Proportional to 365,614.97, 548,048.84 and 140,887.35

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Solution

The fourth proportional to 365,614.97, 548,048.84 and 140,887.35 is: 211,187.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,614.97 : 548,048.84 = 140,887.35 : x
  2. Step 2: Convert to fraction form
    365,614.97/548,048.84 = 140,887.35/x
  3. Step 3: Cross multiply
    365,614.97x = 548,048.84 × 140,887.35
  4. Step 4: Simplify right side
    365,614.97x = 77,213,148,033.74
  5. Step 5: Solve for x
    x = 77,213,148,033.74/365,614.97
  6. Step 6: Final answer
    x = 211,187.06

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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.