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Finding the Fourth Proportional to 224,230.68, 336,512.88 and 105,938.28

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Solution

The fourth proportional to 224,230.68, 336,512.88 and 105,938.28 is: 158,986.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,230.68 : 336,512.88 = 105,938.28 : x
  2. Step 2: Convert to fraction form
    224,230.68/336,512.88 = 105,938.28/x
  3. Step 3: Cross multiply
    224,230.68x = 336,512.88 × 105,938.28
  4. Step 4: Simplify right side
    224,230.68x = 35,649,595,705.05
  5. Step 5: Solve for x
    x = 35,649,595,705.05/224,230.68
  6. Step 6: Final answer
    x = 158,986.25

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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.