Home / 112,589.46-168,821.79-46,076.22

Finding the Fourth Proportional to 112,589.46, 168,821.79 and 46,076.22

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Solution

The fourth proportional to 112,589.46, 168,821.79 and 46,076.22 is: 69,088.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,589.46 : 168,821.79 = 46,076.22 : x
  2. Step 2: Convert to fraction form
    112,589.46/168,821.79 = 46,076.22/x
  3. Step 3: Cross multiply
    112,589.46x = 168,821.79 × 46,076.22
  4. Step 4: Simplify right side
    112,589.46x = 7,778,669,936.83
  5. Step 5: Solve for x
    x = 7,778,669,936.83/112,589.46
  6. Step 6: Final answer
    x = 69,088.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.