Home / 137,922.40-206,883.60-123,050.80

Finding the Fourth Proportional to 137,922.40, 206,883.60 and 123,050.80

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Solution

The fourth proportional to 137,922.40, 206,883.60 and 123,050.80 is: 184,576.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,922.40 : 206,883.60 = 123,050.80 : x
  2. Step 2: Convert to fraction form
    137,922.40/206,883.60 = 123,050.80/x
  3. Step 3: Cross multiply
    137,922.40x = 206,883.60 × 123,050.80
  4. Step 4: Simplify right side
    137,922.40x = 25,457,192,486.88
  5. Step 5: Solve for x
    x = 25,457,192,486.88/137,922.40
  6. Step 6: Final answer
    x = 184,576.20

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1.5x scale

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.