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Finding the Fourth Proportional to 69,809.98, 96,357.58 and 41,146.30

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Solution

The fourth proportional to 69,809.98, 96,357.58 and 41,146.30 is: 56,793.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,809.98 : 96,357.58 = 41,146.30 : x
  2. Step 2: Convert to fraction form
    69,809.98/96,357.58 = 41,146.30/x
  3. Step 3: Cross multiply
    69,809.98x = 96,357.58 × 41,146.30
  4. Step 4: Simplify right side
    69,809.98x = 3,964,757,893.95
  5. Step 5: Solve for x
    x = 3,964,757,893.95/69,809.98
  6. Step 6: Final answer
    x = 56,793.57

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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.