Home / 96,813.81-145,198.89-40,717.26

Finding the Fourth Proportional to 96,813.81, 145,198.89 and 40,717.26

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Solution

The fourth proportional to 96,813.81, 145,198.89 and 40,717.26 is: 61,066.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,813.81 : 145,198.89 = 40,717.26 : x
  2. Step 2: Convert to fraction form
    96,813.81/145,198.89 = 40,717.26/x
  3. Step 3: Cross multiply
    96,813.81x = 145,198.89 × 40,717.26
  4. Step 4: Simplify right side
    96,813.81x = 5,912,100,955.84
  5. Step 5: Solve for x
    x = 5,912,100,955.84/96,813.81
  6. Step 6: Final answer
    x = 61,066.71

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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.