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Finding the Fourth Proportional to 224,682.85, 337,005.84 and 66,911.32

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Solution

The fourth proportional to 224,682.85, 337,005.84 and 66,911.32 is: 100,361.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,682.85 : 337,005.84 = 66,911.32 : x
  2. Step 2: Convert to fraction form
    224,682.85/337,005.84 = 66,911.32/x
  3. Step 3: Cross multiply
    224,682.85x = 337,005.84 × 66,911.32
  4. Step 4: Simplify right side
    224,682.85x = 22,549,505,602.11
  5. Step 5: Solve for x
    x = 22,549,505,602.11/224,682.85
  6. Step 6: Final answer
    x = 100,361.49

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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.