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Finding the Fourth Proportional to 118,925.58, 178,388.37 and 35,819.58

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Solution

The fourth proportional to 118,925.58, 178,388.37 and 35,819.58 is: 53,729.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,925.58 : 178,388.37 = 35,819.58 : x
  2. Step 2: Convert to fraction form
    118,925.58/178,388.37 = 35,819.58/x
  3. Step 3: Cross multiply
    118,925.58x = 178,388.37 × 35,819.58
  4. Step 4: Simplify right side
    118,925.58x = 6,389,796,490.28
  5. Step 5: Solve for x
    x = 6,389,796,490.28/118,925.58
  6. Step 6: Final answer
    x = 53,729.37

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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.