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Finding the Fourth Proportional to 73,342.70, 101,180.36 and 47,843.19

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Solution

The fourth proportional to 73,342.70, 101,180.36 and 47,843.19 is: 66,002.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,342.70 : 101,180.36 = 47,843.19 : x
  2. Step 2: Convert to fraction form
    73,342.70/101,180.36 = 47,843.19/x
  3. Step 3: Cross multiply
    73,342.70x = 101,180.36 × 47,843.19
  4. Step 4: Simplify right side
    73,342.70x = 4,840,790,925.73
  5. Step 5: Solve for x
    x = 4,840,790,925.73/73,342.70
  6. Step 6: Final answer
    x = 66,002.36

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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.