Home / 133,473.36-184,234.24-76,922.40

Finding the Fourth Proportional to 133,473.36, 184,234.24 and 76,922.40

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Solution

The fourth proportional to 133,473.36, 184,234.24 and 76,922.40 is: 106,176.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,473.36 : 184,234.24 = 76,922.40 : x
  2. Step 2: Convert to fraction form
    133,473.36/184,234.24 = 76,922.40/x
  3. Step 3: Cross multiply
    133,473.36x = 184,234.24 × 76,922.40
  4. Step 4: Simplify right side
    133,473.36x = 14,171,739,902.98
  5. Step 5: Solve for x
    x = 14,171,739,902.98/133,473.36
  6. Step 6: Final answer
    x = 106,176.54

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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.