Home / 146,815.85-220,238.31-46,950.95

Finding the Fourth Proportional to 146,815.85, 220,238.31 and 46,950.95

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Solution

The fourth proportional to 146,815.85, 220,238.31 and 46,950.95 is: 70,431.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,815.85 : 220,238.31 = 46,950.95 : x
  2. Step 2: Convert to fraction form
    146,815.85/220,238.31 = 46,950.95/x
  3. Step 3: Cross multiply
    146,815.85x = 220,238.31 × 46,950.95
  4. Step 4: Simplify right side
    146,815.85x = 10,340,397,880.89
  5. Step 5: Solve for x
    x = 10,340,397,880.89/146,815.85
  6. Step 6: Final answer
    x = 70,431.07

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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.