Home / 65,712.97-90,589.49-46,817.29

Finding the Fourth Proportional to 65,712.97, 90,589.49 and 46,817.29

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Solution

The fourth proportional to 65,712.97, 90,589.49 and 46,817.29 is: 64,540.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,712.97 : 90,589.49 = 46,817.29 : x
  2. Step 2: Convert to fraction form
    65,712.97/90,589.49 = 46,817.29/x
  3. Step 3: Cross multiply
    65,712.97x = 90,589.49 × 46,817.29
  4. Step 4: Simplify right side
    65,712.97x = 4,241,154,479.00
  5. Step 5: Solve for x
    x = 4,241,154,479.00/65,712.97
  6. Step 6: Final answer
    x = 64,540.60

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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.