Home / 204,003.18-306,004.37-54,243.50

Finding the Fourth Proportional to 204,003.18, 306,004.37 and 54,243.50

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Solution

The fourth proportional to 204,003.18, 306,004.37 and 54,243.50 is: 81,365.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,003.18 : 306,004.37 = 54,243.50 : x
  2. Step 2: Convert to fraction form
    204,003.18/306,004.37 = 54,243.50/x
  3. Step 3: Cross multiply
    204,003.18x = 306,004.37 × 54,243.50
  4. Step 4: Simplify right side
    204,003.18x = 16,598,746,242.86
  5. Step 5: Solve for x
    x = 16,598,746,242.86/204,003.18
  6. Step 6: Final answer
    x = 81,365.13

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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.