Home / 107,748.09-161,622.23-33,876.09

Finding the Fourth Proportional to 107,748.09, 161,622.23 and 33,876.09

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Solution

The fourth proportional to 107,748.09, 161,622.23 and 33,876.09 is: 50,814.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,748.09 : 161,622.23 = 33,876.09 : x
  2. Step 2: Convert to fraction form
    107,748.09/161,622.23 = 33,876.09/x
  3. Step 3: Cross multiply
    107,748.09x = 161,622.23 × 33,876.09
  4. Step 4: Simplify right side
    107,748.09x = 5,475,129,040.10
  5. Step 5: Solve for x
    x = 5,475,129,040.10/107,748.09
  6. Step 6: Final answer
    x = 50,814.16

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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.