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Finding the Fourth Proportional to 73,608.64, 101,593.17 and 43,392.16

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Solution

The fourth proportional to 73,608.64, 101,593.17 and 43,392.16 is: 59,888.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,608.64 : 101,593.17 = 43,392.16 : x
  2. Step 2: Convert to fraction form
    73,608.64/101,593.17 = 43,392.16/x
  3. Step 3: Cross multiply
    73,608.64x = 101,593.17 × 43,392.16
  4. Step 4: Simplify right side
    73,608.64x = 4,408,347,087.55
  5. Step 5: Solve for x
    x = 4,408,347,087.55/73,608.64
  6. Step 6: Final answer
    x = 59,888.99

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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.