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Finding the Fourth Proportional to 224,019.10, 336,169.32 and 90,899.92

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Solution

The fourth proportional to 224,019.10, 336,169.32 and 90,899.92 is: 136,406.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,019.10 : 336,169.32 = 90,899.92 : x
  2. Step 2: Convert to fraction form
    224,019.10/336,169.32 = 90,899.92/x
  3. Step 3: Cross multiply
    224,019.10x = 336,169.32 × 90,899.92
  4. Step 4: Simplify right side
    224,019.10x = 30,557,764,294.45
  5. Step 5: Solve for x
    x = 30,557,764,294.45/224,019.10
  6. Step 6: Final answer
    x = 136,406.96

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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.