Home / 226,106.02-339,207.03-85,861.54

Finding the Fourth Proportional to 226,106.02, 339,207.03 and 85,861.54

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Solution

The fourth proportional to 226,106.02, 339,207.03 and 85,861.54 is: 128,810.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,106.02 : 339,207.03 = 85,861.54 : x
  2. Step 2: Convert to fraction form
    226,106.02/339,207.03 = 85,861.54/x
  3. Step 3: Cross multiply
    226,106.02x = 339,207.03 × 85,861.54
  4. Step 4: Simplify right side
    226,106.02x = 29,124,837,974.63
  5. Step 5: Solve for x
    x = 29,124,837,974.63/226,106.02
  6. Step 6: Final answer
    x = 128,810.54

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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.