Home / 65,567.22-90,497.07-41,689.23

Finding the Fourth Proportional to 65,567.22, 90,497.07 and 41,689.23

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Solution

The fourth proportional to 65,567.22, 90,497.07 and 41,689.23 is: 57,540.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,567.22 : 90,497.07 = 41,689.23 : x
  2. Step 2: Convert to fraction form
    65,567.22/90,497.07 = 41,689.23/x
  3. Step 3: Cross multiply
    65,567.22x = 90,497.07 × 41,689.23
  4. Step 4: Simplify right side
    65,567.22x = 3,772,753,165.56
  5. Step 5: Solve for x
    x = 3,772,753,165.56/65,567.22
  6. Step 6: Final answer
    x = 57,540.23

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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.