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Finding the Fourth Proportional to 73,694.28, 101,669.23 and 45,350.76

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Solution

The fourth proportional to 73,694.28, 101,669.23 and 45,350.76 is: 62,566.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,694.28 : 101,669.23 = 45,350.76 : x
  2. Step 2: Convert to fraction form
    73,694.28/101,669.23 = 45,350.76/x
  3. Step 3: Cross multiply
    73,694.28x = 101,669.23 × 45,350.76
  4. Step 4: Simplify right side
    73,694.28x = 4,610,776,340.77
  5. Step 5: Solve for x
    x = 4,610,776,340.77/73,694.28
  6. Step 6: Final answer
    x = 62,566.28

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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.