Home / 141,309.77-211,942.58-91,741.41

Finding the Fourth Proportional to 141,309.77, 211,942.58 and 91,741.41

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Solution

The fourth proportional to 141,309.77, 211,942.58 and 91,741.41 is: 137,597.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,309.77 : 211,942.58 = 91,741.41 : x
  2. Step 2: Convert to fraction form
    141,309.77/211,942.58 = 91,741.41/x
  3. Step 3: Cross multiply
    141,309.77x = 211,942.58 × 91,741.41
  4. Step 4: Simplify right side
    141,309.77x = 19,443,910,669.53
  5. Step 5: Solve for x
    x = 19,443,910,669.53/141,309.77
  6. Step 6: Final answer
    x = 137,597.79

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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.