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Finding the Fourth Proportional to 149,236.60, 223,854.90 and 50,740.60

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Solution

The fourth proportional to 149,236.60, 223,854.90 and 50,740.60 is: 76,110.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,236.60 : 223,854.90 = 50,740.60 : x
  2. Step 2: Convert to fraction form
    149,236.60/223,854.90 = 50,740.60/x
  3. Step 3: Cross multiply
    149,236.60x = 223,854.90 × 50,740.60
  4. Step 4: Simplify right side
    149,236.60x = 11,358,531,938.94
  5. Step 5: Solve for x
    x = 11,358,531,938.94/149,236.60
  6. Step 6: Final answer
    x = 76,110.90

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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.