Home / 214,123.09-295,628.52-137,676.52

Finding the Fourth Proportional to 214,123.09, 295,628.52 and 137,676.52

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Solution

The fourth proportional to 214,123.09, 295,628.52 and 137,676.52 is: 190,082.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,123.09 : 295,628.52 = 137,676.52 : x
  2. Step 2: Convert to fraction form
    214,123.09/295,628.52 = 137,676.52/x
  3. Step 3: Cross multiply
    214,123.09x = 295,628.52 × 137,676.52
  4. Step 4: Simplify right side
    214,123.09x = 40,701,105,846.35
  5. Step 5: Solve for x
    x = 40,701,105,846.35/214,123.09
  6. Step 6: Final answer
    x = 190,082.75

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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.