Home / 75,781.07-104,576.47-41,792.69

Finding the Fourth Proportional to 75,781.07, 104,576.47 and 41,792.69

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Solution

The fourth proportional to 75,781.07, 104,576.47 and 41,792.69 is: 57,673.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,781.07 : 104,576.47 = 41,792.69 : x
  2. Step 2: Convert to fraction form
    75,781.07/104,576.47 = 41,792.69/x
  3. Step 3: Cross multiply
    75,781.07x = 104,576.47 × 41,792.69
  4. Step 4: Simplify right side
    75,781.07x = 4,370,531,260.16
  5. Step 5: Solve for x
    x = 4,370,531,260.16/75,781.07
  6. Step 6: Final answer
    x = 57,673.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.