Home / 133,478.82-184,164.03-79,744.23

Finding the Fourth Proportional to 133,478.82, 184,164.03 and 79,744.23

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Solution

The fourth proportional to 133,478.82, 184,164.03 and 79,744.23 is: 110,025.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,478.82 : 184,164.03 = 79,744.23 : x
  2. Step 2: Convert to fraction form
    133,478.82/184,164.03 = 79,744.23/x
  3. Step 3: Cross multiply
    133,478.82x = 184,164.03 × 79,744.23
  4. Step 4: Simplify right side
    133,478.82x = 14,686,018,766.05
  5. Step 5: Solve for x
    x = 14,686,018,766.05/133,478.82
  6. Step 6: Final answer
    x = 110,025.09

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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.