Home / 178,805.09-268,221.37-50,719.18

Finding the Fourth Proportional to 178,805.09, 268,221.37 and 50,719.18

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Solution

The fourth proportional to 178,805.09, 268,221.37 and 50,719.18 is: 76,082.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,805.09 : 268,221.37 = 50,719.18 : x
  2. Step 2: Convert to fraction form
    178,805.09/268,221.37 = 50,719.18/x
  3. Step 3: Cross multiply
    178,805.09x = 268,221.37 × 50,719.18
  4. Step 4: Simplify right side
    178,805.09x = 13,603,967,944.88
  5. Step 5: Solve for x
    x = 13,603,967,944.88/178,805.09
  6. Step 6: Final answer
    x = 76,082.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.