Home / 122,273.42-168,739.04-73,868.62

Finding the Fourth Proportional to 122,273.42, 168,739.04 and 73,868.62

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Solution

The fourth proportional to 122,273.42, 168,739.04 and 73,868.62 is: 101,939.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,273.42 : 168,739.04 = 73,868.62 : x
  2. Step 2: Convert to fraction form
    122,273.42/168,739.04 = 73,868.62/x
  3. Step 3: Cross multiply
    122,273.42x = 168,739.04 × 73,868.62
  4. Step 4: Simplify right side
    122,273.42x = 12,464,520,084.45
  5. Step 5: Solve for x
    x = 12,464,520,084.45/122,273.42
  6. Step 6: Final answer
    x = 101,939.73

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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.