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Finding the Fourth Proportional to 235,004.64, 352,555.80 and 106,859.88

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Solution

The fourth proportional to 235,004.64, 352,555.80 and 106,859.88 is: 160,312.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,004.64 : 352,555.80 = 106,859.88 : x
  2. Step 2: Convert to fraction form
    235,004.64/352,555.80 = 106,859.88/x
  3. Step 3: Cross multiply
    235,004.64x = 352,555.80 × 106,859.88
  4. Step 4: Simplify right side
    235,004.64x = 37,674,070,481.30
  5. Step 5: Solve for x
    x = 37,674,070,481.30/235,004.64
  6. Step 6: Final answer
    x = 160,312.03

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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.