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Finding the Fourth Proportional to 250,569.09, 375,817.19 and 73,028.43

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Solution

The fourth proportional to 250,569.09, 375,817.19 and 73,028.43 is: 109,532.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,569.09 : 375,817.19 = 73,028.43 : x
  2. Step 2: Convert to fraction form
    250,569.09/375,817.19 = 73,028.43/x
  3. Step 3: Cross multiply
    250,569.09x = 375,817.19 × 73,028.43
  4. Step 4: Simplify right side
    250,569.09x = 27,445,338,987.57
  5. Step 5: Solve for x
    x = 27,445,338,987.57/250,569.09
  6. Step 6: Final answer
    x = 109,532.02

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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.