Home / 188,037.34-281,790.81-103,835.41

Finding the Fourth Proportional to 188,037.34, 281,790.81 and 103,835.41

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Solution

The fourth proportional to 188,037.34, 281,790.81 and 103,835.41 is: 155,606.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,037.34 : 281,790.81 = 103,835.41 : x
  2. Step 2: Convert to fraction form
    188,037.34/281,790.81 = 103,835.41/x
  3. Step 3: Cross multiply
    188,037.34x = 281,790.81 × 103,835.41
  4. Step 4: Simplify right side
    188,037.34x = 29,259,863,586.11
  5. Step 5: Solve for x
    x = 29,259,863,586.11/188,037.34
  6. Step 6: Final answer
    x = 155,606.67

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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.