Home / 231,198.75-346,798.13-64,986.75

Finding the Fourth Proportional to 231,198.75, 346,798.13 and 64,986.75

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Solution

The fourth proportional to 231,198.75, 346,798.13 and 64,986.75 is: 97,480.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,198.75 : 346,798.13 = 64,986.75 : x
  2. Step 2: Convert to fraction form
    231,198.75/346,798.13 = 64,986.75/x
  3. Step 3: Cross multiply
    231,198.75x = 346,798.13 × 64,986.75
  4. Step 4: Simplify right side
    231,198.75x = 22,537,283,049.84
  5. Step 5: Solve for x
    x = 22,537,283,049.84/231,198.75
  6. Step 6: Final answer
    x = 97,480.13

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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.