Home / 313,932.85-470,899.24-92,316.85

Finding the Fourth Proportional to 313,932.85, 470,899.24 and 92,316.85

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Solution

The fourth proportional to 313,932.85, 470,899.24 and 92,316.85 is: 138,475.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,932.85 : 470,899.24 = 92,316.85 : x
  2. Step 2: Convert to fraction form
    313,932.85/470,899.24 = 92,316.85/x
  3. Step 3: Cross multiply
    313,932.85x = 470,899.24 × 92,316.85
  4. Step 4: Simplify right side
    313,932.85x = 43,471,933,096.15
  5. Step 5: Solve for x
    x = 43,471,933,096.15/313,932.85
  6. Step 6: Final answer
    x = 138,475.26

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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.