Home / 146,518.40-219,704.67-46,665.65

Finding the Fourth Proportional to 146,518.40, 219,704.67 and 46,665.65

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Solution

The fourth proportional to 146,518.40, 219,704.67 and 46,665.65 is: 69,975.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,518.40 : 219,704.67 = 46,665.65 : x
  2. Step 2: Convert to fraction form
    146,518.40/219,704.67 = 46,665.65/x
  3. Step 3: Cross multiply
    146,518.40x = 219,704.67 × 46,665.65
  4. Step 4: Simplify right side
    146,518.40x = 10,252,661,782.85
  5. Step 5: Solve for x
    x = 10,252,661,782.85/146,518.40
  6. Step 6: Final answer
    x = 69,975.25

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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.