Home / 141,166.62-211,563.02-103,550.58

Finding the Fourth Proportional to 141,166.62, 211,563.02 and 103,550.58

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Solution

The fourth proportional to 141,166.62, 211,563.02 and 103,550.58 is: 155,188.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,166.62 : 211,563.02 = 103,550.58 : x
  2. Step 2: Convert to fraction form
    141,166.62/211,563.02 = 103,550.58/x
  3. Step 3: Cross multiply
    141,166.62x = 211,563.02 × 103,550.58
  4. Step 4: Simplify right side
    141,166.62x = 21,907,472,909.80
  5. Step 5: Solve for x
    x = 21,907,472,909.80/141,166.62
  6. Step 6: Final answer
    x = 155,188.76

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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.