Home / 103,676.45-155,514.68-33,606.05

Finding the Fourth Proportional to 103,676.45, 155,514.68 and 33,606.05

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Solution

The fourth proportional to 103,676.45, 155,514.68 and 33,606.05 is: 50,409.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,676.45 : 155,514.68 = 33,606.05 : x
  2. Step 2: Convert to fraction form
    103,676.45/155,514.68 = 33,606.05/x
  3. Step 3: Cross multiply
    103,676.45x = 155,514.68 × 33,606.05
  4. Step 4: Simplify right side
    103,676.45x = 5,226,234,111.81
  5. Step 5: Solve for x
    x = 5,226,234,111.81/103,676.45
  6. Step 6: Final answer
    x = 50,409.08

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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.