Home / 77,905.20-116,748.44-33,498.60

Finding the Fourth Proportional to 77,905.20, 116,748.44 and 33,498.60

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Solution

The fourth proportional to 77,905.20, 116,748.44 and 33,498.60 is: 50,200.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,905.20 : 116,748.44 = 33,498.60 : x
  2. Step 2: Convert to fraction form
    77,905.20/116,748.44 = 33,498.60/x
  3. Step 3: Cross multiply
    77,905.20x = 116,748.44 × 33,498.60
  4. Step 4: Simplify right side
    77,905.20x = 3,910,909,292.18
  5. Step 5: Solve for x
    x = 3,910,909,292.18/77,905.20
  6. Step 6: Final answer
    x = 50,200.88

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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.