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Finding the Fourth Proportional to 73,402.66, 101,292.27 and 41,571.79

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Solution

The fourth proportional to 73,402.66, 101,292.27 and 41,571.79 is: 57,367.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,402.66 : 101,292.27 = 41,571.79 : x
  2. Step 2: Convert to fraction form
    73,402.66/101,292.27 = 41,571.79/x
  3. Step 3: Cross multiply
    73,402.66x = 101,292.27 × 41,571.79
  4. Step 4: Simplify right side
    73,402.66x = 4,210,900,977.06
  5. Step 5: Solve for x
    x = 4,210,900,977.06/73,402.66
  6. Step 6: Final answer
    x = 57,367.14

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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.