Home / 237,835.20-356,234.40-211,569.60

Finding the Fourth Proportional to 237,835.20, 356,234.40 and 211,569.60

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Solution

The fourth proportional to 237,835.20, 356,234.40 and 211,569.60 is: 316,893.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,835.20 : 356,234.40 = 211,569.60 : x
  2. Step 2: Convert to fraction form
    237,835.20/356,234.40 = 211,569.60/x
  3. Step 3: Cross multiply
    237,835.20x = 356,234.40 × 211,569.60
  4. Step 4: Simplify right side
    237,835.20x = 75,368,369,514.24
  5. Step 5: Solve for x
    x = 75,368,369,514.24/237,835.20
  6. Step 6: Final answer
    x = 316,893.25

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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.