Home / 226,541.12-339,869.32-66,622.70

Finding the Fourth Proportional to 226,541.12, 339,869.32 and 66,622.70

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Solution

The fourth proportional to 226,541.12, 339,869.32 and 66,622.70 is: 99,951.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,541.12 : 339,869.32 = 66,622.70 : x
  2. Step 2: Convert to fraction form
    226,541.12/339,869.32 = 66,622.70/x
  3. Step 3: Cross multiply
    226,541.12x = 339,869.32 × 66,622.70
  4. Step 4: Simplify right side
    226,541.12x = 22,643,012,428.68
  5. Step 5: Solve for x
    x = 22,643,012,428.68/226,541.12
  6. Step 6: Final answer
    x = 99,951.01

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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.