Home / 146,321.57-219,466.60-99,238.91

Finding the Fourth Proportional to 146,321.57, 219,466.60 and 99,238.91

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Solution

The fourth proportional to 146,321.57, 219,466.60 and 99,238.91 is: 148,847.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,321.57 : 219,466.60 = 99,238.91 : x
  2. Step 2: Convert to fraction form
    146,321.57/219,466.60 = 99,238.91/x
  3. Step 3: Cross multiply
    146,321.57x = 219,466.60 × 99,238.91
  4. Step 4: Simplify right side
    146,321.57x = 21,779,624,819.98
  5. Step 5: Solve for x
    x = 21,779,624,819.98/146,321.57
  6. Step 6: Final answer
    x = 148,847.67

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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.