Home / 226,172.24-312,105.50-125,563.76

Finding the Fourth Proportional to 226,172.24, 312,105.50 and 125,563.76

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Solution

The fourth proportional to 226,172.24, 312,105.50 and 125,563.76 is: 173,271.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,172.24 : 312,105.50 = 125,563.76 : x
  2. Step 2: Convert to fraction form
    226,172.24/312,105.50 = 125,563.76/x
  3. Step 3: Cross multiply
    226,172.24x = 312,105.50 × 125,563.76
  4. Step 4: Simplify right side
    226,172.24x = 39,189,140,096.68
  5. Step 5: Solve for x
    x = 39,189,140,096.68/226,172.24
  6. Step 6: Final answer
    x = 173,271.22

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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.