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Finding the Fourth Proportional to 73,618.92, 101,595.78 and 41,784.84

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Solution

The fourth proportional to 73,618.92, 101,595.78 and 41,784.84 is: 57,664.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,618.92 : 101,595.78 = 41,784.84 : x
  2. Step 2: Convert to fraction form
    73,618.92/101,595.78 = 41,784.84/x
  3. Step 3: Cross multiply
    73,618.92x = 101,595.78 × 41,784.84
  4. Step 4: Simplify right side
    73,618.92x = 4,245,163,411.98
  5. Step 5: Solve for x
    x = 4,245,163,411.98/73,618.92
  6. Step 6: Final answer
    x = 57,664.03

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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.