Home / 347,225.28-520,887.83-107,357.88

Finding the Fourth Proportional to 347,225.28, 520,887.83 and 107,357.88

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Solution

The fourth proportional to 347,225.28, 520,887.83 and 107,357.88 is: 161,052.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,225.28 : 520,887.83 = 107,357.88 : x
  2. Step 2: Convert to fraction form
    347,225.28/520,887.83 = 107,357.88/x
  3. Step 3: Cross multiply
    347,225.28x = 520,887.83 × 107,357.88
  4. Step 4: Simplify right side
    347,225.28x = 55,921,414,563.14
  5. Step 5: Solve for x
    x = 55,921,414,563.14/347,225.28
  6. Step 6: Final answer
    x = 161,052.26

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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.