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Finding the Fourth Proportional to 224,377.77, 336,468 and 84,037.98

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Solution

The fourth proportional to 224,377.77, 336,468 and 84,037.98 is: 126,020.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,377.77 : 336,468 = 84,037.98 : x
  2. Step 2: Convert to fraction form
    224,377.77/336,468 = 84,037.98/x
  3. Step 3: Cross multiply
    224,377.77x = 336,468 × 84,037.98
  4. Step 4: Simplify right side
    224,377.77x = 28,276,091,054.64
  5. Step 5: Solve for x
    x = 28,276,091,054.64/224,377.77
  6. Step 6: Final answer
    x = 126,020.02

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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.