Home / 227,556.20-341,334.30-143,575.40

Finding the Fourth Proportional to 227,556.20, 341,334.30 and 143,575.40

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Solution

The fourth proportional to 227,556.20, 341,334.30 and 143,575.40 is: 215,363.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,556.20 : 341,334.30 = 143,575.40 : x
  2. Step 2: Convert to fraction form
    227,556.20/341,334.30 = 143,575.40/x
  3. Step 3: Cross multiply
    227,556.20x = 341,334.30 × 143,575.40
  4. Step 4: Simplify right side
    227,556.20x = 49,007,208,656.22
  5. Step 5: Solve for x
    x = 49,007,208,656.22/227,556.20
  6. Step 6: Final answer
    x = 215,363.10

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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.