Home / 141,310.77-211,944.07-91,742.41

Finding the Fourth Proportional to 141,310.77, 211,944.07 and 91,742.41

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Solution

The fourth proportional to 141,310.77, 211,944.07 and 91,742.41 is: 137,599.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,310.77 : 211,944.07 = 91,742.41 : x
  2. Step 2: Convert to fraction form
    141,310.77/211,944.07 = 91,742.41/x
  3. Step 3: Cross multiply
    141,310.77x = 211,944.07 × 91,742.41
  4. Step 4: Simplify right side
    141,310.77x = 19,444,259,767.01
  5. Step 5: Solve for x
    x = 19,444,259,767.01/141,310.77
  6. Step 6: Final answer
    x = 137,599.28

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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.