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Finding the Fourth Proportional to 168,035.70, 252,053.55 and 149,664.90

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Solution

The fourth proportional to 168,035.70, 252,053.55 and 149,664.90 is: 224,497.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,035.70 : 252,053.55 = 149,664.90 : x
  2. Step 2: Convert to fraction form
    168,035.70/252,053.55 = 149,664.90/x
  3. Step 3: Cross multiply
    168,035.70x = 252,053.55 × 149,664.90
  4. Step 4: Simplify right side
    168,035.70x = 37,723,569,355.40
  5. Step 5: Solve for x
    x = 37,723,569,355.40/168,035.70
  6. Step 6: Final answer
    x = 224,497.35

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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.