Home / 271,657.20-407,467.58-71,973.30

Finding the Fourth Proportional to 271,657.20, 407,467.58 and 71,973.30

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Solution

The fourth proportional to 271,657.20, 407,467.58 and 71,973.30 is: 107,955.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,657.20 : 407,467.58 = 71,973.30 : x
  2. Step 2: Convert to fraction form
    271,657.20/407,467.58 = 71,973.30/x
  3. Step 3: Cross multiply
    271,657.20x = 407,467.58 × 71,973.30
  4. Step 4: Simplify right side
    271,657.20x = 29,326,786,015.75
  5. Step 5: Solve for x
    x = 29,326,786,015.75/271,657.20
  6. Step 6: Final answer
    x = 107,955.12

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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.