Home / 133,478.37-184,181.97-79,752.03

Finding the Fourth Proportional to 133,478.37, 184,181.97 and 79,752.03

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Solution

The fourth proportional to 133,478.37, 184,181.97 and 79,752.03 is: 110,046.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,478.37 : 184,181.97 = 79,752.03 : x
  2. Step 2: Convert to fraction form
    133,478.37/184,181.97 = 79,752.03/x
  3. Step 3: Cross multiply
    133,478.37x = 184,181.97 × 79,752.03
  4. Step 4: Simplify right side
    133,478.37x = 14,688,885,996.90
  5. Step 5: Solve for x
    x = 14,688,885,996.90/133,478.37
  6. Step 6: Final answer
    x = 110,046.94

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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.