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Finding the Fourth Proportional to 250,570.11, 375,910.44 and 73,091.01

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Solution

The fourth proportional to 250,570.11, 375,910.44 and 73,091.01 is: 109,652.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,570.11 : 375,910.44 = 73,091.01 : x
  2. Step 2: Convert to fraction form
    250,570.11/375,910.44 = 73,091.01/x
  3. Step 3: Cross multiply
    250,570.11x = 375,910.44 × 73,091.01
  4. Step 4: Simplify right side
    250,570.11x = 27,475,673,729.14
  5. Step 5: Solve for x
    x = 27,475,673,729.14/250,570.11
  6. Step 6: Final answer
    x = 109,652.64

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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.