Home / 92,624.64-138,991.50-64,183.92

Finding the Fourth Proportional to 92,624.64, 138,991.50 and 64,183.92

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Solution

The fourth proportional to 92,624.64, 138,991.50 and 64,183.92 is: 96,313.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,624.64 : 138,991.50 = 64,183.92 : x
  2. Step 2: Convert to fraction form
    92,624.64/138,991.50 = 64,183.92/x
  3. Step 3: Cross multiply
    92,624.64x = 138,991.50 × 64,183.92
  4. Step 4: Simplify right side
    92,624.64x = 8,921,019,316.68
  5. Step 5: Solve for x
    x = 8,921,019,316.68/92,624.64
  6. Step 6: Final answer
    x = 96,313.67

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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.