Home / 202,446.37-303,636.75-90,100.18

Finding the Fourth Proportional to 202,446.37, 303,636.75 and 90,100.18

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Solution

The fourth proportional to 202,446.37, 303,636.75 and 90,100.18 is: 135,135.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,446.37 : 303,636.75 = 90,100.18 : x
  2. Step 2: Convert to fraction form
    202,446.37/303,636.75 = 90,100.18/x
  3. Step 3: Cross multiply
    202,446.37x = 303,636.75 × 90,100.18
  4. Step 4: Simplify right side
    202,446.37x = 27,357,725,829.62
  5. Step 5: Solve for x
    x = 27,357,725,829.62/202,446.37
  6. Step 6: Final answer
    x = 135,135.67

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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.