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Finding the Fourth Proportional to 236,340.58, 354,215.21 and 118,044.94

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Solution

The fourth proportional to 236,340.58, 354,215.21 and 118,044.94 is: 176,919.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,340.58 : 354,215.21 = 118,044.94 : x
  2. Step 2: Convert to fraction form
    236,340.58/354,215.21 = 118,044.94/x
  3. Step 3: Cross multiply
    236,340.58x = 354,215.21 × 118,044.94
  4. Step 4: Simplify right side
    236,340.58x = 41,813,313,211.54
  5. Step 5: Solve for x
    x = 41,813,313,211.54/236,340.58
  6. Step 6: Final answer
    x = 176,919.74

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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.