Home / 141,166.74-211,563.18-103,550.70

Finding the Fourth Proportional to 141,166.74, 211,563.18 and 103,550.70

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Solution

The fourth proportional to 141,166.74, 211,563.18 and 103,550.70 is: 155,188.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,166.74 : 211,563.18 = 103,550.70 : x
  2. Step 2: Convert to fraction form
    141,166.74/211,563.18 = 103,550.70/x
  3. Step 3: Cross multiply
    141,166.74x = 211,563.18 × 103,550.70
  4. Step 4: Simplify right side
    141,166.74x = 21,907,515,383.23
  5. Step 5: Solve for x
    x = 21,907,515,383.23/141,166.74
  6. Step 6: Final answer
    x = 155,188.93

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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.