Home / 165,900.30-228,932.55-94,270.38

Finding the Fourth Proportional to 165,900.30, 228,932.55 and 94,270.38

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Solution

The fourth proportional to 165,900.30, 228,932.55 and 94,270.38 is: 130,087.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,900.30 : 228,932.55 = 94,270.38 : x
  2. Step 2: Convert to fraction form
    165,900.30/228,932.55 = 94,270.38/x
  3. Step 3: Cross multiply
    165,900.30x = 228,932.55 × 94,270.38
  4. Step 4: Simplify right side
    165,900.30x = 21,581,558,482.87
  5. Step 5: Solve for x
    x = 21,581,558,482.87/165,900.30
  6. Step 6: Final answer
    x = 130,087.52

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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.