Home / 226,652.28-312,773.87-123,283.05

Finding the Fourth Proportional to 226,652.28, 312,773.87 and 123,283.05

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Solution

The fourth proportional to 226,652.28, 312,773.87 and 123,283.05 is: 170,127.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,652.28 : 312,773.87 = 123,283.05 : x
  2. Step 2: Convert to fraction form
    226,652.28/312,773.87 = 123,283.05/x
  3. Step 3: Cross multiply
    226,652.28x = 312,773.87 × 123,283.05
  4. Step 4: Simplify right side
    226,652.28x = 38,559,716,653.90
  5. Step 5: Solve for x
    x = 38,559,716,653.90/226,652.28
  6. Step 6: Final answer
    x = 170,127.20

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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.