Home / 141,028.25-211,539.64-34,412.90

Finding the Fourth Proportional to 141,028.25, 211,539.64 and 34,412.90

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Solution

The fourth proportional to 141,028.25, 211,539.64 and 34,412.90 is: 51,618.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,028.25 : 211,539.64 = 34,412.90 : x
  2. Step 2: Convert to fraction form
    141,028.25/211,539.64 = 34,412.90/x
  3. Step 3: Cross multiply
    141,028.25x = 211,539.64 × 34,412.90
  4. Step 4: Simplify right side
    141,028.25x = 7,279,691,247.59
  5. Step 5: Solve for x
    x = 7,279,691,247.59/141,028.25
  6. Step 6: Final answer
    x = 51,618.68

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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.