Home / 219,725.59-303,213.03-124,234.34

Finding the Fourth Proportional to 219,725.59, 303,213.03 and 124,234.34

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Solution

The fourth proportional to 219,725.59, 303,213.03 and 124,234.34 is: 171,438.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,725.59 : 303,213.03 = 124,234.34 : x
  2. Step 2: Convert to fraction form
    219,725.59/303,213.03 = 124,234.34/x
  3. Step 3: Cross multiply
    219,725.59x = 303,213.03 × 124,234.34
  4. Step 4: Simplify right side
    219,725.59x = 37,669,470,661.45
  5. Step 5: Solve for x
    x = 37,669,470,661.45/219,725.59
  6. Step 6: Final answer
    x = 171,438.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.