Home / 141,166.86-211,563.38-103,550.84

Finding the Fourth Proportional to 141,166.86, 211,563.38 and 103,550.84

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Solution

The fourth proportional to 141,166.86, 211,563.38 and 103,550.84 is: 155,189.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,166.86 : 211,563.38 = 103,550.84 : x
  2. Step 2: Convert to fraction form
    141,166.86/211,563.38 = 103,550.84/x
  3. Step 3: Cross multiply
    141,166.86x = 211,563.38 × 103,550.84
  4. Step 4: Simplify right side
    141,166.86x = 21,907,565,712.24
  5. Step 5: Solve for x
    x = 21,907,565,712.24/141,166.86
  6. Step 6: Final answer
    x = 155,189.15

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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.