Home / 271,430.60-407,147.04-113,548.37

Finding the Fourth Proportional to 271,430.60, 407,147.04 and 113,548.37

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Solution

The fourth proportional to 271,430.60, 407,147.04 and 113,548.37 is: 170,323.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,430.60 : 407,147.04 = 113,548.37 : x
  2. Step 2: Convert to fraction form
    271,430.60/407,147.04 = 113,548.37/x
  3. Step 3: Cross multiply
    271,430.60x = 407,147.04 × 113,548.37
  4. Step 4: Simplify right side
    271,430.60x = 46,230,880,706.59
  5. Step 5: Solve for x
    x = 46,230,880,706.59/271,430.60
  6. Step 6: Final answer
    x = 170,323.03

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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.