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Finding the Fourth Proportional to 73,388.58, 101,177.38 and 47,844.42

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Solution

The fourth proportional to 73,388.58, 101,177.38 and 47,844.42 is: 65,960.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,388.58 : 101,177.38 = 47,844.42 : x
  2. Step 2: Convert to fraction form
    73,388.58/101,177.38 = 47,844.42/x
  3. Step 3: Cross multiply
    73,388.58x = 101,177.38 × 47,844.42
  4. Step 4: Simplify right side
    73,388.58x = 4,840,773,063.22
  5. Step 5: Solve for x
    x = 4,840,773,063.22/73,388.58
  6. Step 6: Final answer
    x = 65,960.85

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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.