Home / 134,021.53-184,826.23-91,065.34

Finding the Fourth Proportional to 134,021.53, 184,826.23 and 91,065.34

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Solution

The fourth proportional to 134,021.53, 184,826.23 and 91,065.34 is: 125,586.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,021.53 : 184,826.23 = 91,065.34 : x
  2. Step 2: Convert to fraction form
    134,021.53/184,826.23 = 91,065.34/x
  3. Step 3: Cross multiply
    134,021.53x = 184,826.23 × 91,065.34
  4. Step 4: Simplify right side
    134,021.53x = 16,831,263,475.87
  5. Step 5: Solve for x
    x = 16,831,263,475.87/134,021.53
  6. Step 6: Final answer
    x = 125,586.27

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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.