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Finding the Fourth Proportional to 224,080.80, 336,186.48 and 66,313.44

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Solution

The fourth proportional to 224,080.80, 336,186.48 and 66,313.44 is: 99,489.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,080.80 : 336,186.48 = 66,313.44 : x
  2. Step 2: Convert to fraction form
    224,080.80/336,186.48 = 66,313.44/x
  3. Step 3: Cross multiply
    224,080.80x = 336,186.48 × 66,313.44
  4. Step 4: Simplify right side
    224,080.80x = 22,293,681,970.29
  5. Step 5: Solve for x
    x = 22,293,681,970.29/224,080.80
  6. Step 6: Final answer
    x = 99,489.48

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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.