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Finding the Fourth Proportional to 69,761.83, 96,270.65 and 37,930.73

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Solution

The fourth proportional to 69,761.83, 96,270.65 and 37,930.73 is: 52,344.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,761.83 : 96,270.65 = 37,930.73 : x
  2. Step 2: Convert to fraction form
    69,761.83/96,270.65 = 37,930.73/x
  3. Step 3: Cross multiply
    69,761.83x = 96,270.65 × 37,930.73
  4. Step 4: Simplify right side
    69,761.83x = 3,651,616,032.07
  5. Step 5: Solve for x
    x = 3,651,616,032.07/69,761.83
  6. Step 6: Final answer
    x = 52,344.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.