Home / 86,022.04-129,063.12-33,468.36

Finding the Fourth Proportional to 86,022.04, 129,063.12 and 33,468.36

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Solution

The fourth proportional to 86,022.04, 129,063.12 and 33,468.36 is: 50,214.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,022.04 : 129,063.12 = 33,468.36 : x
  2. Step 2: Convert to fraction form
    86,022.04/129,063.12 = 33,468.36/x
  3. Step 3: Cross multiply
    86,022.04x = 129,063.12 × 33,468.36
  4. Step 4: Simplify right side
    86,022.04x = 4,319,530,962.88
  5. Step 5: Solve for x
    x = 4,319,530,962.88/86,022.04
  6. Step 6: Final answer
    x = 50,214.24

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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.