Home / 73,032.14-109,548.22-66,558.62

Finding the Fourth Proportional to 73,032.14, 109,548.22 and 66,558.62

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Solution

The fourth proportional to 73,032.14, 109,548.22 and 66,558.62 is: 99,837.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,032.14 : 109,548.22 = 66,558.62 : x
  2. Step 2: Convert to fraction form
    73,032.14/109,548.22 = 66,558.62/x
  3. Step 3: Cross multiply
    73,032.14x = 109,548.22 × 66,558.62
  4. Step 4: Simplify right side
    73,032.14x = 7,291,378,346.66
  5. Step 5: Solve for x
    x = 7,291,378,346.66/73,032.14
  6. Step 6: Final answer
    x = 99,837.94

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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.