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Finding the Fourth Proportional to 224,444.90, 336,731.34 and 66,676.34

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Solution

The fourth proportional to 224,444.90, 336,731.34 and 66,676.34 is: 100,033.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,444.90 : 336,731.34 = 66,676.34 : x
  2. Step 2: Convert to fraction form
    224,444.90/336,731.34 = 66,676.34/x
  3. Step 3: Cross multiply
    224,444.90x = 336,731.34 × 66,676.34
  4. Step 4: Simplify right side
    224,444.90x = 22,452,013,314.50
  5. Step 5: Solve for x
    x = 22,452,013,314.50/224,444.90
  6. Step 6: Final answer
    x = 100,033.52

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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.