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Finding the Fourth Proportional to 141,167.62, 211,564.51 and 103,551.58

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Solution

The fourth proportional to 141,167.62, 211,564.51 and 103,551.58 is: 155,190.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,167.62 : 211,564.51 = 103,551.58 : x
  2. Step 2: Convert to fraction form
    141,167.62/211,564.51 = 103,551.58/x
  3. Step 3: Cross multiply
    141,167.62x = 211,564.51 × 103,551.58
  4. Step 4: Simplify right side
    141,167.62x = 21,907,839,282.43
  5. Step 5: Solve for x
    x = 21,907,839,282.43/141,167.62
  6. Step 6: Final answer
    x = 155,190.26

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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.