Home / 309,032.20-463,620.18-95,788.80

Finding the Fourth Proportional to 309,032.20, 463,620.18 and 95,788.80

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Solution

The fourth proportional to 309,032.20, 463,620.18 and 95,788.80 is: 143,705.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,032.20 : 463,620.18 = 95,788.80 : x
  2. Step 2: Convert to fraction form
    309,032.20/463,620.18 = 95,788.80/x
  3. Step 3: Cross multiply
    309,032.20x = 463,620.18 × 95,788.80
  4. Step 4: Simplify right side
    309,032.20x = 44,409,618,379.88
  5. Step 5: Solve for x
    x = 44,409,618,379.88/309,032.20
  6. Step 6: Final answer
    x = 143,705.48

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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.