Home / 227,114.08-340,320.64-143,833.12

Finding the Fourth Proportional to 227,114.08, 340,320.64 and 143,833.12

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Solution

The fourth proportional to 227,114.08, 340,320.64 and 143,833.12 is: 215,527.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,114.08 : 340,320.64 = 143,833.12 : x
  2. Step 2: Convert to fraction form
    227,114.08/340,320.64 = 143,833.12/x
  3. Step 3: Cross multiply
    227,114.08x = 340,320.64 × 143,833.12
  4. Step 4: Simplify right side
    227,114.08x = 48,949,379,451.60
  5. Step 5: Solve for x
    x = 48,949,379,451.60/227,114.08
  6. Step 6: Final answer
    x = 215,527.72

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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.