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Finding the Fourth Proportional to 235,629.27, 353,476.73 and 75,710.02

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Solution

The fourth proportional to 235,629.27, 353,476.73 and 75,710.02 is: 113,575.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,629.27 : 353,476.73 = 75,710.02 : x
  2. Step 2: Convert to fraction form
    235,629.27/353,476.73 = 75,710.02/x
  3. Step 3: Cross multiply
    235,629.27x = 353,476.73 × 75,710.02
  4. Step 4: Simplify right side
    235,629.27x = 26,761,730,297.83
  5. Step 5: Solve for x
    x = 26,761,730,297.83/235,629.27
  6. Step 6: Final answer
    x = 113,575.58

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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.