Home / 141,226.50-211,820.88-52,467.90

Finding the Fourth Proportional to 141,226.50, 211,820.88 and 52,467.90

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Solution

The fourth proportional to 141,226.50, 211,820.88 and 52,467.90 is: 78,694.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,226.50 : 211,820.88 = 52,467.90 : x
  2. Step 2: Convert to fraction form
    141,226.50/211,820.88 = 52,467.90/x
  3. Step 3: Cross multiply
    141,226.50x = 211,820.88 × 52,467.90
  4. Step 4: Simplify right side
    141,226.50x = 11,113,796,749.75
  5. Step 5: Solve for x
    x = 11,113,796,749.75/141,226.50
  6. Step 6: Final answer
    x = 78,694.84

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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.