Home / 148,518.88-222,756.40-43,309.60

Finding the Fourth Proportional to 148,518.88, 222,756.40 and 43,309.60

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Solution

The fourth proportional to 148,518.88, 222,756.40 and 43,309.60 is: 64,958.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,518.88 : 222,756.40 = 43,309.60 : x
  2. Step 2: Convert to fraction form
    148,518.88/222,756.40 = 43,309.60/x
  3. Step 3: Cross multiply
    148,518.88x = 222,756.40 × 43,309.60
  4. Step 4: Simplify right side
    148,518.88x = 9,647,490,581.44
  5. Step 5: Solve for x
    x = 9,647,490,581.44/148,518.88
  6. Step 6: Final answer
    x = 64,958.01

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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.