Home / 227,614.15-341,458.31-85,470.43

Finding the Fourth Proportional to 227,614.15, 341,458.31 and 85,470.43

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Solution

The fourth proportional to 227,614.15, 341,458.31 and 85,470.43 is: 128,219.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,614.15 : 341,458.31 = 85,470.43 : x
  2. Step 2: Convert to fraction form
    227,614.15/341,458.31 = 85,470.43/x
  3. Step 3: Cross multiply
    227,614.15x = 341,458.31 × 85,470.43
  4. Step 4: Simplify right side
    227,614.15x = 29,184,588,582.77
  5. Step 5: Solve for x
    x = 29,184,588,582.77/227,614.15
  6. Step 6: Final answer
    x = 128,219.57

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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.