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Finding the Fourth Proportional to 234,638.56, 352,062.51 and 108,210.94

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Solution

The fourth proportional to 234,638.56, 352,062.51 and 108,210.94 is: 162,364.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,638.56 : 352,062.51 = 108,210.94 : x
  2. Step 2: Convert to fraction form
    234,638.56/352,062.51 = 108,210.94/x
  3. Step 3: Cross multiply
    234,638.56x = 352,062.51 × 108,210.94
  4. Step 4: Simplify right side
    234,638.56x = 38,097,015,180.15
  5. Step 5: Solve for x
    x = 38,097,015,180.15/234,638.56
  6. Step 6: Final answer
    x = 162,364.68

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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.