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Finding the Fourth Proportional to 73,809.92, 101,871.60 and 46,227.38

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Solution

The fourth proportional to 73,809.92, 101,871.60 and 46,227.38 is: 63,802.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,809.92 : 101,871.60 = 46,227.38 : x
  2. Step 2: Convert to fraction form
    73,809.92/101,871.60 = 46,227.38/x
  3. Step 3: Cross multiply
    73,809.92x = 101,871.60 × 46,227.38
  4. Step 4: Simplify right side
    73,809.92x = 4,709,256,655.05
  5. Step 5: Solve for x
    x = 4,709,256,655.05/73,809.92
  6. Step 6: Final answer
    x = 63,802.49

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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.