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Finding the Fourth Proportional to 235,225.76, 352,785.44 and 108,796.64

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Solution

The fourth proportional to 235,225.76, 352,785.44 and 108,796.64 is: 163,170.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,225.76 : 352,785.44 = 108,796.64 : x
  2. Step 2: Convert to fraction form
    235,225.76/352,785.44 = 108,796.64/x
  3. Step 3: Cross multiply
    235,225.76x = 352,785.44 × 108,796.64
  4. Step 4: Simplify right side
    235,225.76x = 38,381,868,205.01
  5. Step 5: Solve for x
    x = 38,381,868,205.01/235,225.76
  6. Step 6: Final answer
    x = 163,170.35

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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.