Home / 133,942.21-184,826.79-80,225.84

Finding the Fourth Proportional to 133,942.21, 184,826.79 and 80,225.84

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Solution

The fourth proportional to 133,942.21, 184,826.79 and 80,225.84 is: 110,703.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,942.21 : 184,826.79 = 80,225.84 : x
  2. Step 2: Convert to fraction form
    133,942.21/184,826.79 = 80,225.84/x
  3. Step 3: Cross multiply
    133,942.21x = 184,826.79 × 80,225.84
  4. Step 4: Simplify right side
    133,942.21x = 14,827,884,718.69
  5. Step 5: Solve for x
    x = 14,827,884,718.69/133,942.21
  6. Step 6: Final answer
    x = 110,703.60

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1.5x scale

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.