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Finding the Fourth Proportional to 73,538.92, 101,475.44 and 43,322.28

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Solution

The fourth proportional to 73,538.92, 101,475.44 and 43,322.28 is: 59,779.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,538.92 : 101,475.44 = 43,322.28 : x
  2. Step 2: Convert to fraction form
    73,538.92/101,475.44 = 43,322.28/x
  3. Step 3: Cross multiply
    73,538.92x = 101,475.44 × 43,322.28
  4. Step 4: Simplify right side
    73,538.92x = 4,396,147,424.80
  5. Step 5: Solve for x
    x = 4,396,147,424.80/73,538.92
  6. Step 6: Final answer
    x = 59,779.87

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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.