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Finding the Fourth Proportional to 146,225.60, 218,949.60 and 93,348.80

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Solution

The fourth proportional to 146,225.60, 218,949.60 and 93,348.80 is: 139,774.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,225.60 : 218,949.60 = 93,348.80 : x
  2. Step 2: Convert to fraction form
    146,225.60/218,949.60 = 93,348.80/x
  3. Step 3: Cross multiply
    146,225.60x = 218,949.60 × 93,348.80
  4. Step 4: Simplify right side
    146,225.60x = 20,438,682,420.48
  5. Step 5: Solve for x
    x = 20,438,682,420.48/146,225.60
  6. Step 6: Final answer
    x = 139,774.99

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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.