Home / 135,027.04-202,664-68,512.96

Finding the Fourth Proportional to 135,027.04, 202,664 and 68,512.96

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Solution

The fourth proportional to 135,027.04, 202,664 and 68,512.96 is: 102,832.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,027.04 : 202,664 = 68,512.96 : x
  2. Step 2: Convert to fraction form
    135,027.04/202,664 = 68,512.96/x
  3. Step 3: Cross multiply
    135,027.04x = 202,664 × 68,512.96
  4. Step 4: Simplify right side
    135,027.04x = 13,885,110,525.44
  5. Step 5: Solve for x
    x = 13,885,110,525.44/135,027.04
  6. Step 6: Final answer
    x = 102,832.07

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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.