Home / 134,214.44-201,354.66-66,778.34

Finding the Fourth Proportional to 134,214.44, 201,354.66 and 66,778.34

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Solution

The fourth proportional to 134,214.44, 201,354.66 and 66,778.34 is: 100,183.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,214.44 : 201,354.66 = 66,778.34 : x
  2. Step 2: Convert to fraction form
    134,214.44/201,354.66 = 66,778.34/x
  3. Step 3: Cross multiply
    134,214.44x = 201,354.66 × 66,778.34
  4. Step 4: Simplify right side
    134,214.44x = 13,446,129,946.06
  5. Step 5: Solve for x
    x = 13,446,129,946.06/134,214.44
  6. Step 6: Final answer
    x = 100,183.93

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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.