Home / 141,819.08-212,739.55-41,977.67

Finding the Fourth Proportional to 141,819.08, 212,739.55 and 41,977.67

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Solution

The fourth proportional to 141,819.08, 212,739.55 and 41,977.67 is: 62,969.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,819.08 : 212,739.55 = 41,977.67 : x
  2. Step 2: Convert to fraction form
    141,819.08/212,739.55 = 41,977.67/x
  3. Step 3: Cross multiply
    141,819.08x = 212,739.55 × 41,977.67
  4. Step 4: Simplify right side
    141,819.08x = 8,930,309,457.21
  5. Step 5: Solve for x
    x = 8,930,309,457.21/141,819.08
  6. Step 6: Final answer
    x = 62,969.73

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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.