Home / 119,819.44-165,349.68-66,104.89

Finding the Fourth Proportional to 119,819.44, 165,349.68 and 66,104.89

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Solution

The fourth proportional to 119,819.44, 165,349.68 and 66,104.89 is: 91,224.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,819.44 : 165,349.68 = 66,104.89 : x
  2. Step 2: Convert to fraction form
    119,819.44/165,349.68 = 66,104.89/x
  3. Step 3: Cross multiply
    119,819.44x = 165,349.68 × 66,104.89
  4. Step 4: Simplify right side
    119,819.44x = 10,930,421,581.19
  5. Step 5: Solve for x
    x = 10,930,421,581.19/119,819.44
  6. Step 6: Final answer
    x = 91,224.11

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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.