Home / 146,579.94-219,905.72-46,740.15

Finding the Fourth Proportional to 146,579.94, 219,905.72 and 46,740.15

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Solution

The fourth proportional to 146,579.94, 219,905.72 and 46,740.15 is: 70,121.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,579.94 : 219,905.72 = 46,740.15 : x
  2. Step 2: Convert to fraction form
    146,579.94/219,905.72 = 46,740.15/x
  3. Step 3: Cross multiply
    146,579.94x = 219,905.72 × 46,740.15
  4. Step 4: Simplify right side
    146,579.94x = 10,278,427,005.27
  5. Step 5: Solve for x
    x = 10,278,427,005.27/146,579.94
  6. Step 6: Final answer
    x = 70,121.65

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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.