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Finding the Fourth Proportional to 224,245.95, 309,534.39 and 133,630.34

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Solution

The fourth proportional to 224,245.95, 309,534.39 and 133,630.34 is: 184,454.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,245.95 : 309,534.39 = 133,630.34 : x
  2. Step 2: Convert to fraction form
    224,245.95/309,534.39 = 133,630.34/x
  3. Step 3: Cross multiply
    224,245.95x = 309,534.39 × 133,630.34
  4. Step 4: Simplify right side
    224,245.95x = 41,363,184,229.72
  5. Step 5: Solve for x
    x = 41,363,184,229.72/224,245.95
  6. Step 6: Final answer
    x = 184,454.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.