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Finding the Fourth Proportional to 81,846.28, 112,933.74 and 46,033.48

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Solution

The fourth proportional to 81,846.28, 112,933.74 and 46,033.48 is: 63,518.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,846.28 : 112,933.74 = 46,033.48 : x
  2. Step 2: Convert to fraction form
    81,846.28/112,933.74 = 46,033.48/x
  3. Step 3: Cross multiply
    81,846.28x = 112,933.74 × 46,033.48
  4. Step 4: Simplify right side
    81,846.28x = 5,198,733,061.62
  5. Step 5: Solve for x
    x = 5,198,733,061.62/81,846.28
  6. Step 6: Final answer
    x = 63,518.26

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1.5x scale

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.