Home / 109,467.60-151,080.27-64,163.62

Finding the Fourth Proportional to 109,467.60, 151,080.27 and 64,163.62

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Solution

The fourth proportional to 109,467.60, 151,080.27 and 64,163.62 is: 88,554.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,467.60 : 151,080.27 = 64,163.62 : x
  2. Step 2: Convert to fraction form
    109,467.60/151,080.27 = 64,163.62/x
  3. Step 3: Cross multiply
    109,467.60x = 151,080.27 × 64,163.62
  4. Step 4: Simplify right side
    109,467.60x = 9,693,857,033.78
  5. Step 5: Solve for x
    x = 9,693,857,033.78/109,467.60
  6. Step 6: Final answer
    x = 88,554.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.