Home / 271,809.03-407,533.59-129,676.25

Finding the Fourth Proportional to 271,809.03, 407,533.59 and 129,676.25

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Solution

The fourth proportional to 271,809.03, 407,533.59 and 129,676.25 is: 194,428.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,809.03 : 407,533.59 = 129,676.25 : x
  2. Step 2: Convert to fraction form
    271,809.03/407,533.59 = 129,676.25/x
  3. Step 3: Cross multiply
    271,809.03x = 407,533.59 × 129,676.25
  4. Step 4: Simplify right side
    271,809.03x = 52,847,425,662.57
  5. Step 5: Solve for x
    x = 52,847,425,662.57/271,809.03
  6. Step 6: Final answer
    x = 194,428.51

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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.