Home / 86,467.04-129,734.40-33,867.44

Finding the Fourth Proportional to 86,467.04, 129,734.40 and 33,867.44

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Solution

The fourth proportional to 86,467.04, 129,734.40 and 33,867.44 is: 50,814.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,467.04 : 129,734.40 = 33,867.44 : x
  2. Step 2: Convert to fraction form
    86,467.04/129,734.40 = 33,867.44/x
  3. Step 3: Cross multiply
    86,467.04x = 129,734.40 × 33,867.44
  4. Step 4: Simplify right side
    86,467.04x = 4,393,772,007.94
  5. Step 5: Solve for x
    x = 4,393,772,007.94/86,467.04
  6. Step 6: Final answer
    x = 50,814.41

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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.