Home / 188,422.08-282,634.74-55,304.52

Finding the Fourth Proportional to 188,422.08, 282,634.74 and 55,304.52

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Solution

The fourth proportional to 188,422.08, 282,634.74 and 55,304.52 is: 82,957.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,422.08 : 282,634.74 = 55,304.52 : x
  2. Step 2: Convert to fraction form
    188,422.08/282,634.74 = 55,304.52/x
  3. Step 3: Cross multiply
    188,422.08x = 282,634.74 × 55,304.52
  4. Step 4: Simplify right side
    188,422.08x = 15,630,978,631.02
  5. Step 5: Solve for x
    x = 15,630,978,631.02/188,422.08
  6. Step 6: Final answer
    x = 82,957.26

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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.