Home / 65,904.94-90,949.26-35,690.29

Finding the Fourth Proportional to 65,904.94, 90,949.26 and 35,690.29

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Solution

The fourth proportional to 65,904.94, 90,949.26 and 35,690.29 is: 49,252.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,904.94 : 90,949.26 = 35,690.29 : x
  2. Step 2: Convert to fraction form
    65,904.94/90,949.26 = 35,690.29/x
  3. Step 3: Cross multiply
    65,904.94x = 90,949.26 × 35,690.29
  4. Step 4: Simplify right side
    65,904.94x = 3,246,005,371.15
  5. Step 5: Solve for x
    x = 3,246,005,371.15/65,904.94
  6. Step 6: Final answer
    x = 49,252.84

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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.