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Finding the Fourth Proportional to 141,291.80, 211,937.80 and 36,110.88

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Solution

The fourth proportional to 141,291.80, 211,937.80 and 36,110.88 is: 54,166.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,291.80 : 211,937.80 = 36,110.88 : x
  2. Step 2: Convert to fraction form
    141,291.80/211,937.80 = 36,110.88/x
  3. Step 3: Cross multiply
    141,291.80x = 211,937.80 × 36,110.88
  4. Step 4: Simplify right side
    141,291.80x = 7,653,260,463.26
  5. Step 5: Solve for x
    x = 7,653,260,463.26/141,291.80
  6. Step 6: Final answer
    x = 54,166.35

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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.