Home / 146,256.63-219,219.09-67,207.51

Finding the Fourth Proportional to 146,256.63, 219,219.09 and 67,207.51

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Solution

The fourth proportional to 146,256.63, 219,219.09 and 67,207.51 is: 100,735.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,256.63 : 219,219.09 = 67,207.51 : x
  2. Step 2: Convert to fraction form
    146,256.63/219,219.09 = 67,207.51/x
  3. Step 3: Cross multiply
    146,256.63x = 219,219.09 × 67,207.51
  4. Step 4: Simplify right side
    146,256.63x = 14,733,169,183.37
  5. Step 5: Solve for x
    x = 14,733,169,183.37/146,256.63
  6. Step 6: Final answer
    x = 100,735.05

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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.