Home / 148,231.33-204,558.98-80,248.28

Finding the Fourth Proportional to 148,231.33, 204,558.98 and 80,248.28

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Solution

The fourth proportional to 148,231.33, 204,558.98 and 80,248.28 is: 110,742.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,231.33 : 204,558.98 = 80,248.28 : x
  2. Step 2: Convert to fraction form
    148,231.33/204,558.98 = 80,248.28/x
  3. Step 3: Cross multiply
    148,231.33x = 204,558.98 × 80,248.28
  4. Step 4: Simplify right side
    148,231.33x = 16,415,505,992.78
  5. Step 5: Solve for x
    x = 16,415,505,992.78/148,231.33
  6. Step 6: Final answer
    x = 110,742.49

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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.