Home / 146,975.28-220,439.30-40,334.32

Finding the Fourth Proportional to 146,975.28, 220,439.30 and 40,334.32

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Solution

The fourth proportional to 146,975.28, 220,439.30 and 40,334.32 is: 60,495.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,975.28 : 220,439.30 = 40,334.32 : x
  2. Step 2: Convert to fraction form
    146,975.28/220,439.30 = 40,334.32/x
  3. Step 3: Cross multiply
    146,975.28x = 220,439.30 × 40,334.32
  4. Step 4: Simplify right side
    146,975.28x = 8,891,269,266.78
  5. Step 5: Solve for x
    x = 8,891,269,266.78/146,975.28
  6. Step 6: Final answer
    x = 60,495.00

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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.