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Finding the Fourth Proportional to 146,147.60, 218,832.60 and 93,270.80

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Solution

The fourth proportional to 146,147.60, 218,832.60 and 93,270.80 is: 139,658.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,147.60 : 218,832.60 = 93,270.80 : x
  2. Step 2: Convert to fraction form
    146,147.60/218,832.60 = 93,270.80/x
  3. Step 3: Cross multiply
    146,147.60x = 218,832.60 × 93,270.80
  4. Step 4: Simplify right side
    146,147.60x = 20,410,691,668.08
  5. Step 5: Solve for x
    x = 20,410,691,668.08/146,147.60
  6. Step 6: Final answer
    x = 139,658.07

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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.