Home / 99,037.04-148,562.44-39,872.60

Finding the Fourth Proportional to 99,037.04, 148,562.44 and 39,872.60

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Solution

The fourth proportional to 99,037.04, 148,562.44 and 39,872.60 is: 59,811.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,037.04 : 148,562.44 = 39,872.60 : x
  2. Step 2: Convert to fraction form
    99,037.04/148,562.44 = 39,872.60/x
  3. Step 3: Cross multiply
    99,037.04x = 148,562.44 × 39,872.60
  4. Step 4: Simplify right side
    99,037.04x = 5,923,570,745.14
  5. Step 5: Solve for x
    x = 5,923,570,745.14/99,037.04
  6. Step 6: Final answer
    x = 59,811.67

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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.