Home / 81,953.07-113,086.44-46,142.43

Finding the Fourth Proportional to 81,953.07, 113,086.44 and 46,142.43

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Solution

The fourth proportional to 81,953.07, 113,086.44 and 46,142.43 is: 63,671.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,953.07 : 113,086.44 = 46,142.43 : x
  2. Step 2: Convert to fraction form
    81,953.07/113,086.44 = 46,142.43/x
  3. Step 3: Cross multiply
    81,953.07x = 113,086.44 × 46,142.43
  4. Step 4: Simplify right side
    81,953.07x = 5,218,083,141.65
  5. Step 5: Solve for x
    x = 5,218,083,141.65/81,953.07
  6. Step 6: Final answer
    x = 63,671.60

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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.