Home / 147,273.53-203,226.17-82,722.20

Finding the Fourth Proportional to 147,273.53, 203,226.17 and 82,722.20

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Solution

The fourth proportional to 147,273.53, 203,226.17 and 82,722.20 is: 114,150.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,273.53 : 203,226.17 = 82,722.20 : x
  2. Step 2: Convert to fraction form
    147,273.53/203,226.17 = 82,722.20/x
  3. Step 3: Cross multiply
    147,273.53x = 203,226.17 × 82,722.20
  4. Step 4: Simplify right side
    147,273.53x = 16,811,314,450.23
  5. Step 5: Solve for x
    x = 16,811,314,450.23/147,273.53
  6. Step 6: Final answer
    x = 114,150.28

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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.