Home / 66,057.93-99,099.18-21,697.34

Finding the Fourth Proportional to 66,057.93, 99,099.18 and 21,697.34

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Solution

The fourth proportional to 66,057.93, 99,099.18 and 21,697.34 is: 32,550.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,057.93 : 99,099.18 = 21,697.34 : x
  2. Step 2: Convert to fraction form
    66,057.93/99,099.18 = 21,697.34/x
  3. Step 3: Cross multiply
    66,057.93x = 99,099.18 × 21,697.34
  4. Step 4: Simplify right side
    66,057.93x = 2,150,188,106.69
  5. Step 5: Solve for x
    x = 2,150,188,106.69/66,057.93
  6. Step 6: Final answer
    x = 32,550.04

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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.