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Finding the Fourth Proportional to 149,168.54, 223,457.54 and 130,469.69

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Solution

The fourth proportional to 149,168.54, 223,457.54 and 130,469.69 is: 195,446.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,168.54 : 223,457.54 = 130,469.69 : x
  2. Step 2: Convert to fraction form
    149,168.54/223,457.54 = 130,469.69/x
  3. Step 3: Cross multiply
    149,168.54x = 223,457.54 × 130,469.69
  4. Step 4: Simplify right side
    149,168.54x = 29,154,434,202.33
  5. Step 5: Solve for x
    x = 29,154,434,202.33/149,168.54
  6. Step 6: Final answer
    x = 195,446.27

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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.