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Finding the Fourth Proportional to 176,819.76, 265,245.36 and 50,457.60

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Solution

The fourth proportional to 176,819.76, 265,245.36 and 50,457.60 is: 75,690.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,819.76 : 265,245.36 = 50,457.60 : x
  2. Step 2: Convert to fraction form
    176,819.76/265,245.36 = 50,457.60/x
  3. Step 3: Cross multiply
    176,819.76x = 265,245.36 × 50,457.60
  4. Step 4: Simplify right side
    176,819.76x = 13,383,644,276.74
  5. Step 5: Solve for x
    x = 13,383,644,276.74/176,819.76
  6. Step 6: Final answer
    x = 75,690.89

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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.