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Finding the Fourth Proportional to 224,004.64, 336,072.58 and 66,237.20

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Solution

The fourth proportional to 224,004.64, 336,072.58 and 66,237.20 is: 99,375.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,004.64 : 336,072.58 = 66,237.20 : x
  2. Step 2: Convert to fraction form
    224,004.64/336,072.58 = 66,237.20/x
  3. Step 3: Cross multiply
    224,004.64x = 336,072.58 × 66,237.20
  4. Step 4: Simplify right side
    224,004.64x = 22,260,506,695.98
  5. Step 5: Solve for x
    x = 22,260,506,695.98/224,004.64
  6. Step 6: Final answer
    x = 99,375.20

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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.