Home / 134,015.79-184,927.99-80,299.43

Finding the Fourth Proportional to 134,015.79, 184,927.99 and 80,299.43

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Solution

The fourth proportional to 134,015.79, 184,927.99 and 80,299.43 is: 110,804.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,015.79 : 184,927.99 = 80,299.43 : x
  2. Step 2: Convert to fraction form
    134,015.79/184,927.99 = 80,299.43/x
  3. Step 3: Cross multiply
    134,015.79x = 184,927.99 × 80,299.43
  4. Step 4: Simplify right side
    134,015.79x = 14,849,612,188.05
  5. Step 5: Solve for x
    x = 14,849,612,188.05/134,015.79
  6. Step 6: Final answer
    x = 110,804.94

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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.