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Finding the Fourth Proportional to 227,039.93, 340,558.95 and 69,267.86

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Solution

The fourth proportional to 227,039.93, 340,558.95 and 69,267.86 is: 103,901.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,039.93 : 340,558.95 = 69,267.86 : x
  2. Step 2: Convert to fraction form
    227,039.93/340,558.95 = 69,267.86/x
  3. Step 3: Cross multiply
    227,039.93x = 340,558.95 × 69,267.86
  4. Step 4: Simplify right side
    227,039.93x = 23,589,789,670.35
  5. Step 5: Solve for x
    x = 23,589,789,670.35/227,039.93
  6. Step 6: Final answer
    x = 103,901.50

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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.