Home / 146,812.30-220,234.55-46,949.02

Finding the Fourth Proportional to 146,812.30, 220,234.55 and 46,949.02

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Solution

The fourth proportional to 146,812.30, 220,234.55 and 46,949.02 is: 70,428.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,812.30 : 220,234.55 = 46,949.02 : x
  2. Step 2: Convert to fraction form
    146,812.30/220,234.55 = 46,949.02/x
  3. Step 3: Cross multiply
    146,812.30x = 220,234.55 × 46,949.02
  4. Step 4: Simplify right side
    146,812.30x = 10,339,795,507.31
  5. Step 5: Solve for x
    x = 10,339,795,507.31/146,812.30
  6. Step 6: Final answer
    x = 70,428.67

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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.