Home / 153,941.70-230,912.55-146,724.60

Finding the Fourth Proportional to 153,941.70, 230,912.55 and 146,724.60

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Solution

The fourth proportional to 153,941.70, 230,912.55 and 146,724.60 is: 220,086.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,941.70 : 230,912.55 = 146,724.60 : x
  2. Step 2: Convert to fraction form
    153,941.70/230,912.55 = 146,724.60/x
  3. Step 3: Cross multiply
    153,941.70x = 230,912.55 × 146,724.60
  4. Step 4: Simplify right side
    153,941.70x = 33,880,551,533.73
  5. Step 5: Solve for x
    x = 33,880,551,533.73/153,941.70
  6. Step 6: Final answer
    x = 220,086.90

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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.