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Finding the Fourth Proportional to 224,293.86, 336,383.46 and 66,485.52

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Solution

The fourth proportional to 224,293.86, 336,383.46 and 66,485.52 is: 99,711.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,293.86 : 336,383.46 = 66,485.52 : x
  2. Step 2: Convert to fraction form
    224,293.86/336,383.46 = 66,485.52/x
  3. Step 3: Cross multiply
    224,293.86x = 336,383.46 × 66,485.52
  4. Step 4: Simplify right side
    224,293.86x = 22,364,629,257.50
  5. Step 5: Solve for x
    x = 22,364,629,257.50/224,293.86
  6. Step 6: Final answer
    x = 99,711.29

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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.