Home / 146,289.96-219,352.86-46,431.54

Finding the Fourth Proportional to 146,289.96, 219,352.86 and 46,431.54

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Solution

The fourth proportional to 146,289.96, 219,352.86 and 46,431.54 is: 69,621.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,289.96 : 219,352.86 = 46,431.54 : x
  2. Step 2: Convert to fraction form
    146,289.96/219,352.86 = 46,431.54/x
  3. Step 3: Cross multiply
    146,289.96x = 219,352.86 × 46,431.54
  4. Step 4: Simplify right side
    146,289.96x = 10,184,891,093.20
  5. Step 5: Solve for x
    x = 10,184,891,093.20/146,289.96
  6. Step 6: Final answer
    x = 69,621.26

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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.