Home / 134,104.46-185,054.94-80,362.58

Finding the Fourth Proportional to 134,104.46, 185,054.94 and 80,362.58

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Solution

The fourth proportional to 134,104.46, 185,054.94 and 80,362.58 is: 110,894.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,104.46 : 185,054.94 = 80,362.58 : x
  2. Step 2: Convert to fraction form
    134,104.46/185,054.94 = 80,362.58/x
  3. Step 3: Cross multiply
    134,104.46x = 185,054.94 × 80,362.58
  4. Step 4: Simplify right side
    134,104.46x = 14,871,491,494.87
  5. Step 5: Solve for x
    x = 14,871,491,494.87/134,104.46
  6. Step 6: Final answer
    x = 110,894.84

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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.