Home / 152,627.72-228,980.46-47,447.60

Finding the Fourth Proportional to 152,627.72, 228,980.46 and 47,447.60

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Solution

The fourth proportional to 152,627.72, 228,980.46 and 47,447.60 is: 71,183.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,627.72 : 228,980.46 = 47,447.60 : x
  2. Step 2: Convert to fraction form
    152,627.72/228,980.46 = 47,447.60/x
  3. Step 3: Cross multiply
    152,627.72x = 228,980.46 × 47,447.60
  4. Step 4: Simplify right side
    152,627.72x = 10,864,573,273.90
  5. Step 5: Solve for x
    x = 10,864,573,273.90/152,627.72
  6. Step 6: Final answer
    x = 71,183.49

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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.