Home / 73,157.14-109,727.73-49,615.91

Finding the Fourth Proportional to 73,157.14, 109,727.73 and 49,615.91

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Solution

The fourth proportional to 73,157.14, 109,727.73 and 49,615.91 is: 74,418.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,157.14 : 109,727.73 = 49,615.91 : x
  2. Step 2: Convert to fraction form
    73,157.14/109,727.73 = 49,615.91/x
  3. Step 3: Cross multiply
    73,157.14x = 109,727.73 × 49,615.91
  4. Step 4: Simplify right side
    73,157.14x = 5,444,241,025.90
  5. Step 5: Solve for x
    x = 5,444,241,025.90/73,157.14
  6. Step 6: Final answer
    x = 74,418.45

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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.