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Finding the Fourth Proportional to 240,043.64, 359,936.06 and 119,838.83

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Solution

The fourth proportional to 240,043.64, 359,936.06 and 119,838.83 is: 179,693.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,043.64 : 359,936.06 = 119,838.83 : x
  2. Step 2: Convert to fraction form
    240,043.64/359,936.06 = 119,838.83/x
  3. Step 3: Cross multiply
    240,043.64x = 359,936.06 × 119,838.83
  4. Step 4: Simplify right side
    240,043.64x = 43,134,313,906.34
  5. Step 5: Solve for x
    x = 43,134,313,906.34/240,043.64
  6. Step 6: Final answer
    x = 179,693.64

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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.