Home / 106,211.14-146,554.21-60,880.78

Finding the Fourth Proportional to 106,211.14, 146,554.21 and 60,880.78

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Solution

The fourth proportional to 106,211.14, 146,554.21 and 60,880.78 is: 84,005.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,211.14 : 146,554.21 = 60,880.78 : x
  2. Step 2: Convert to fraction form
    106,211.14/146,554.21 = 60,880.78/x
  3. Step 3: Cross multiply
    106,211.14x = 146,554.21 × 60,880.78
  4. Step 4: Simplify right side
    106,211.14x = 8,922,333,884.31
  5. Step 5: Solve for x
    x = 8,922,333,884.31/106,211.14
  6. Step 6: Final answer
    x = 84,005.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.