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Finding the Fourth Proportional to 113,183.67, 169,775.33 and 30,077.67

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Solution

The fourth proportional to 113,183.67, 169,775.33 and 30,077.67 is: 45,116.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,183.67 : 169,775.33 = 30,077.67 : x
  2. Step 2: Convert to fraction form
    113,183.67/169,775.33 = 30,077.67/x
  3. Step 3: Cross multiply
    113,183.67x = 169,775.33 × 30,077.67
  4. Step 4: Simplify right side
    113,183.67x = 5,106,446,199.49
  5. Step 5: Solve for x
    x = 5,106,446,199.49/113,183.67
  6. Step 6: Final answer
    x = 45,116.46

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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.