Home / 146,116.53-219,152.87-46,263.78

Finding the Fourth Proportional to 146,116.53, 219,152.87 and 46,263.78

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Solution

The fourth proportional to 146,116.53, 219,152.87 and 46,263.78 is: 69,388.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,116.53 : 219,152.87 = 46,263.78 : x
  2. Step 2: Convert to fraction form
    146,116.53/219,152.87 = 46,263.78/x
  3. Step 3: Cross multiply
    146,116.53x = 219,152.87 × 46,263.78
  4. Step 4: Simplify right side
    146,116.53x = 10,138,840,164.05
  5. Step 5: Solve for x
    x = 10,138,840,164.05/146,116.53
  6. Step 6: Final answer
    x = 69,388.73

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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.