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Finding the Fourth Proportional to 73,221.46, 101,056.41 and 46,366.42

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Solution

The fourth proportional to 73,221.46, 101,056.41 and 46,366.42 is: 63,992.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,221.46 : 101,056.41 = 46,366.42 : x
  2. Step 2: Convert to fraction form
    73,221.46/101,056.41 = 46,366.42/x
  3. Step 3: Cross multiply
    73,221.46x = 101,056.41 × 46,366.42
  4. Step 4: Simplify right side
    73,221.46x = 4,685,623,949.75
  5. Step 5: Solve for x
    x = 4,685,623,949.75/73,221.46
  6. Step 6: Final answer
    x = 63,992.50

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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.