Home / 80,846.64-111,574.26-46,863.90

Finding the Fourth Proportional to 80,846.64, 111,574.26 and 46,863.90

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Solution

The fourth proportional to 80,846.64, 111,574.26 and 46,863.90 is: 64,675.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,846.64 : 111,574.26 = 46,863.90 : x
  2. Step 2: Convert to fraction form
    80,846.64/111,574.26 = 46,863.90/x
  3. Step 3: Cross multiply
    80,846.64x = 111,574.26 × 46,863.90
  4. Step 4: Simplify right side
    80,846.64x = 5,228,804,963.21
  5. Step 5: Solve for x
    x = 5,228,804,963.21/80,846.64
  6. Step 6: Final answer
    x = 64,675.60

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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.