Home / 146,037.20-219,039.60-40,866.80

Finding the Fourth Proportional to 146,037.20, 219,039.60 and 40,866.80

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Solution

The fourth proportional to 146,037.20, 219,039.60 and 40,866.80 is: 61,295.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,037.20 : 219,039.60 = 40,866.80 : x
  2. Step 2: Convert to fraction form
    146,037.20/219,039.60 = 40,866.80/x
  3. Step 3: Cross multiply
    146,037.20x = 219,039.60 × 40,866.80
  4. Step 4: Simplify right side
    146,037.20x = 8,951,447,525.28
  5. Step 5: Solve for x
    x = 8,951,447,525.28/146,037.20
  6. Step 6: Final answer
    x = 61,295.67

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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.