Home / 99,093.14-148,662.41-42,942.67

Finding the Fourth Proportional to 99,093.14, 148,662.41 and 42,942.67

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Solution

The fourth proportional to 99,093.14, 148,662.41 and 42,942.67 is: 64,423.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,093.14 : 148,662.41 = 42,942.67 : x
  2. Step 2: Convert to fraction form
    99,093.14/148,662.41 = 42,942.67/x
  3. Step 3: Cross multiply
    99,093.14x = 148,662.41 × 42,942.67
  4. Step 4: Simplify right side
    99,093.14x = 6,383,959,856.01
  5. Step 5: Solve for x
    x = 6,383,959,856.01/99,093.14
  6. Step 6: Final answer
    x = 64,423.84

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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.