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Finding the Fourth Proportional to 73,886.37, 110,689.41 and 43,837.14

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Solution

The fourth proportional to 73,886.37, 110,689.41 and 43,837.14 is: 65,672.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,886.37 : 110,689.41 = 43,837.14 : x
  2. Step 2: Convert to fraction form
    73,886.37/110,689.41 = 43,837.14/x
  3. Step 3: Cross multiply
    73,886.37x = 110,689.41 × 43,837.14
  4. Step 4: Simplify right side
    73,886.37x = 4,852,307,162.69
  5. Step 5: Solve for x
    x = 4,852,307,162.69/73,886.37
  6. Step 6: Final answer
    x = 65,672.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.