Home / 222,652.30-307,272.54-127,190.02

Finding the Fourth Proportional to 222,652.30, 307,272.54 and 127,190.02

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Solution

The fourth proportional to 222,652.30, 307,272.54 and 127,190.02 is: 175,529.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,652.30 : 307,272.54 = 127,190.02 : x
  2. Step 2: Convert to fraction form
    222,652.30/307,272.54 = 127,190.02/x
  3. Step 3: Cross multiply
    222,652.30x = 307,272.54 × 127,190.02
  4. Step 4: Simplify right side
    222,652.30x = 39,082,000,508.05
  5. Step 5: Solve for x
    x = 39,082,000,508.05/222,652.30
  6. Step 6: Final answer
    x = 175,529.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.