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Finding the Fourth Proportional to 244,157.94, 336,921.60 and 135,254.88

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Solution

The fourth proportional to 244,157.94, 336,921.60 and 135,254.88 is: 186,642.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,157.94 : 336,921.60 = 135,254.88 : x
  2. Step 2: Convert to fraction form
    244,157.94/336,921.60 = 135,254.88/x
  3. Step 3: Cross multiply
    244,157.94x = 336,921.60 × 135,254.88
  4. Step 4: Simplify right side
    244,157.94x = 45,570,290,577.41
  5. Step 5: Solve for x
    x = 45,570,290,577.41/244,157.94
  6. Step 6: Final answer
    x = 186,642.67

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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.