Home / 165,597.52-228,523.44-90,145.84

Finding the Fourth Proportional to 165,597.52, 228,523.44 and 90,145.84

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Solution

The fourth proportional to 165,597.52, 228,523.44 and 90,145.84 is: 124,400.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,597.52 : 228,523.44 = 90,145.84 : x
  2. Step 2: Convert to fraction form
    165,597.52/228,523.44 = 90,145.84/x
  3. Step 3: Cross multiply
    165,597.52x = 228,523.44 × 90,145.84
  4. Step 4: Simplify right side
    165,597.52x = 20,600,437,458.49
  5. Step 5: Solve for x
    x = 20,600,437,458.49/165,597.52
  6. Step 6: Final answer
    x = 124,400.64

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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.