Home / 355,849.36-533,431.13-131,086.94

Finding the Fourth Proportional to 355,849.36, 533,431.13 and 131,086.94

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Solution

The fourth proportional to 355,849.36, 533,431.13 and 131,086.94 is: 196,504.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,849.36 : 533,431.13 = 131,086.94 : x
  2. Step 2: Convert to fraction form
    355,849.36/533,431.13 = 131,086.94/x
  3. Step 3: Cross multiply
    355,849.36x = 533,431.13 × 131,086.94
  4. Step 4: Simplify right side
    355,849.36x = 69,925,851,209.85
  5. Step 5: Solve for x
    x = 69,925,851,209.85/355,849.36
  6. Step 6: Final answer
    x = 196,504.08

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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.