Home / 166,326.08-229,533.36-90,879.44

Finding the Fourth Proportional to 166,326.08, 229,533.36 and 90,879.44

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Solution

The fourth proportional to 166,326.08, 229,533.36 and 90,879.44 is: 125,415.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,326.08 : 229,533.36 = 90,879.44 : x
  2. Step 2: Convert to fraction form
    166,326.08/229,533.36 = 90,879.44/x
  3. Step 3: Cross multiply
    166,326.08x = 229,533.36 × 90,879.44
  4. Step 4: Simplify right side
    166,326.08x = 20,859,863,218.12
  5. Step 5: Solve for x
    x = 20,859,863,218.12/166,326.08
  6. Step 6: Final answer
    x = 125,415.47

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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.