Home / 74,684.43-103,073.31-41,984.19

Finding the Fourth Proportional to 74,684.43, 103,073.31 and 41,984.19

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Solution

The fourth proportional to 74,684.43, 103,073.31 and 41,984.19 is: 57,943.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,684.43 : 103,073.31 = 41,984.19 : x
  2. Step 2: Convert to fraction form
    74,684.43/103,073.31 = 41,984.19/x
  3. Step 3: Cross multiply
    74,684.43x = 103,073.31 × 41,984.19
  4. Step 4: Simplify right side
    74,684.43x = 4,327,449,430.97
  5. Step 5: Solve for x
    x = 4,327,449,430.97/74,684.43
  6. Step 6: Final answer
    x = 57,943.13

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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.