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Finding the Fourth Proportional to 73,338.55, 101,212.73 and 41,071.54

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Solution

The fourth proportional to 73,338.55, 101,212.73 and 41,071.54 is: 56,681.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,338.55 : 101,212.73 = 41,071.54 : x
  2. Step 2: Convert to fraction form
    73,338.55/101,212.73 = 41,071.54/x
  3. Step 3: Cross multiply
    73,338.55x = 101,212.73 × 41,071.54
  4. Step 4: Simplify right side
    73,338.55x = 4,156,962,538.35
  5. Step 5: Solve for x
    x = 4,156,962,538.35/73,338.55
  6. Step 6: Final answer
    x = 56,681.82

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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.