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Finding the Fourth Proportional to 224,879.40, 337,124.70 and 136,038.60

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Solution

The fourth proportional to 224,879.40, 337,124.70 and 136,038.60 is: 203,940.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,879.40 : 337,124.70 = 136,038.60 : x
  2. Step 2: Convert to fraction form
    224,879.40/337,124.70 = 136,038.60/x
  3. Step 3: Cross multiply
    224,879.40x = 337,124.70 × 136,038.60
  4. Step 4: Simplify right side
    224,879.40x = 45,861,972,213.42
  5. Step 5: Solve for x
    x = 45,861,972,213.42/224,879.40
  6. Step 6: Final answer
    x = 203,940.30

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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.