Home / 204,091.02-306,153.84-54,331.33

Finding the Fourth Proportional to 204,091.02, 306,153.84 and 54,331.33

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Solution

The fourth proportional to 204,091.02, 306,153.84 and 54,331.33 is: 81,501.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,091.02 : 306,153.84 = 54,331.33 : x
  2. Step 2: Convert to fraction form
    204,091.02/306,153.84 = 54,331.33/x
  3. Step 3: Cross multiply
    204,091.02x = 306,153.84 × 54,331.33
  4. Step 4: Simplify right side
    204,091.02x = 16,633,745,311.81
  5. Step 5: Solve for x
    x = 16,633,745,311.81/204,091.02
  6. Step 6: Final answer
    x = 81,501.60

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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.