Home / 146,815.66-220,220.50-46,975.84

Finding the Fourth Proportional to 146,815.66, 220,220.50 and 46,975.84

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Solution

The fourth proportional to 146,815.66, 220,220.50 and 46,975.84 is: 70,462.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,815.66 : 220,220.50 = 46,975.84 : x
  2. Step 2: Convert to fraction form
    146,815.66/220,220.50 = 46,975.84/x
  3. Step 3: Cross multiply
    146,815.66x = 220,220.50 × 46,975.84
  4. Step 4: Simplify right side
    146,815.66x = 10,345,042,972.72
  5. Step 5: Solve for x
    x = 10,345,042,972.72/146,815.66
  6. Step 6: Final answer
    x = 70,462.80

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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.