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Finding the Fourth Proportional to 235,857.26, 353,798.04 and 67,364.30

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Solution

The fourth proportional to 235,857.26, 353,798.04 and 67,364.30 is: 101,049.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,857.26 : 353,798.04 = 67,364.30 : x
  2. Step 2: Convert to fraction form
    235,857.26/353,798.04 = 67,364.30/x
  3. Step 3: Cross multiply
    235,857.26x = 353,798.04 × 67,364.30
  4. Step 4: Simplify right side
    235,857.26x = 23,833,357,305.97
  5. Step 5: Solve for x
    x = 23,833,357,305.97/235,857.26
  6. Step 6: Final answer
    x = 101,049.92

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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.