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Finding the Fourth Proportional to 224,203.64, 336,306.68 and 66,433.46

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Solution

The fourth proportional to 224,203.64, 336,306.68 and 66,433.46 is: 99,650.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,203.64 : 336,306.68 = 66,433.46 : x
  2. Step 2: Convert to fraction form
    224,203.64/336,306.68 = 66,433.46/x
  3. Step 3: Cross multiply
    224,203.64x = 336,306.68 × 66,433.46
  4. Step 4: Simplify right side
    224,203.64x = 22,342,017,380.36
  5. Step 5: Solve for x
    x = 22,342,017,380.36/224,203.64
  6. Step 6: Final answer
    x = 99,650.55

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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.