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Finding the Fourth Proportional to 226,415.30, 339,622.95 and 101,999.30

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Solution

The fourth proportional to 226,415.30, 339,622.95 and 101,999.30 is: 152,998.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,415.30 : 339,622.95 = 101,999.30 : x
  2. Step 2: Convert to fraction form
    226,415.30/339,622.95 = 101,999.30/x
  3. Step 3: Cross multiply
    226,415.30x = 339,622.95 × 101,999.30
  4. Step 4: Simplify right side
    226,415.30x = 34,641,303,163.94
  5. Step 5: Solve for x
    x = 34,641,303,163.94/226,415.30
  6. Step 6: Final answer
    x = 152,998.95

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1.5x scale

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.