Home / 146,815.86-220,238.32-46,950.96

Finding the Fourth Proportional to 146,815.86, 220,238.32 and 46,950.96

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Solution

The fourth proportional to 146,815.86, 220,238.32 and 46,950.96 is: 70,431.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,815.86 : 220,238.32 = 46,950.96 : x
  2. Step 2: Convert to fraction form
    146,815.86/220,238.32 = 46,950.96/x
  3. Step 3: Cross multiply
    146,815.86x = 220,238.32 × 46,950.96
  4. Step 4: Simplify right side
    146,815.86x = 10,340,400,552.79
  5. Step 5: Solve for x
    x = 10,340,400,552.79/146,815.86
  6. Step 6: Final answer
    x = 70,431.09

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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.