Home / 134,204.78-185,204.88-73,777.94

Finding the Fourth Proportional to 134,204.78, 185,204.88 and 73,777.94

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Solution

The fourth proportional to 134,204.78, 185,204.88 and 73,777.94 is: 101,814.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,204.78 : 185,204.88 = 73,777.94 : x
  2. Step 2: Convert to fraction form
    134,204.78/185,204.88 = 73,777.94/x
  3. Step 3: Cross multiply
    134,204.78x = 185,204.88 × 73,777.94
  4. Step 4: Simplify right side
    134,204.78x = 13,664,034,524.35
  5. Step 5: Solve for x
    x = 13,664,034,524.35/134,204.78
  6. Step 6: Final answer
    x = 101,814.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.