Home / 152,164.40-228,246.60-82,180.40

Finding the Fourth Proportional to 152,164.40, 228,246.60 and 82,180.40

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Solution

The fourth proportional to 152,164.40, 228,246.60 and 82,180.40 is: 123,270.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,164.40 : 228,246.60 = 82,180.40 : x
  2. Step 2: Convert to fraction form
    152,164.40/228,246.60 = 82,180.40/x
  3. Step 3: Cross multiply
    152,164.40x = 228,246.60 × 82,180.40
  4. Step 4: Simplify right side
    152,164.40x = 18,757,396,886.64
  5. Step 5: Solve for x
    x = 18,757,396,886.64/152,164.40
  6. Step 6: Final answer
    x = 123,270.60

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1.5x scale

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.