Home / 141,310.58-211,504.35-103,860.74

Finding the Fourth Proportional to 141,310.58, 211,504.35 and 103,860.74

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Solution

The fourth proportional to 141,310.58, 211,504.35 and 103,860.74 is: 155,451.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,310.58 : 211,504.35 = 103,860.74 : x
  2. Step 2: Convert to fraction form
    141,310.58/211,504.35 = 103,860.74/x
  3. Step 3: Cross multiply
    141,310.58x = 211,504.35 × 103,860.74
  4. Step 4: Simplify right side
    141,310.58x = 21,966,998,304.22
  5. Step 5: Solve for x
    x = 21,966,998,304.22/141,310.58
  6. Step 6: Final answer
    x = 155,451.90

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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.