Home / 112,351.66-168,558.69-49,160.46

Finding the Fourth Proportional to 112,351.66, 168,558.69 and 49,160.46

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Solution

The fourth proportional to 112,351.66, 168,558.69 and 49,160.46 is: 73,754.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,351.66 : 168,558.69 = 49,160.46 : x
  2. Step 2: Convert to fraction form
    112,351.66/168,558.69 = 49,160.46/x
  3. Step 3: Cross multiply
    112,351.66x = 168,558.69 × 49,160.46
  4. Step 4: Simplify right side
    112,351.66x = 8,286,422,737.40
  5. Step 5: Solve for x
    x = 8,286,422,737.40/112,351.66
  6. Step 6: Final answer
    x = 73,754.34

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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.