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Finding the Fourth Proportional to 235,388.80, 352,785.60 and 95,068.80

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Solution

The fourth proportional to 235,388.80, 352,785.60 and 95,068.80 is: 142,483.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,388.80 : 352,785.60 = 95,068.80 : x
  2. Step 2: Convert to fraction form
    235,388.80/352,785.60 = 95,068.80/x
  3. Step 3: Cross multiply
    235,388.80x = 352,785.60 × 95,068.80
  4. Step 4: Simplify right side
    235,388.80x = 33,538,903,649.28
  5. Step 5: Solve for x
    x = 33,538,903,649.28/235,388.80
  6. Step 6: Final answer
    x = 142,483.01

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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.