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Finding the Fourth Proportional to 201,059.30, 301,819.35 and 118,000.10

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Solution

The fourth proportional to 201,059.30, 301,819.35 and 118,000.10 is: 177,135.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,059.30 : 301,819.35 = 118,000.10 : x
  2. Step 2: Convert to fraction form
    201,059.30/301,819.35 = 118,000.10/x
  3. Step 3: Cross multiply
    201,059.30x = 301,819.35 × 118,000.10
  4. Step 4: Simplify right side
    201,059.30x = 35,614,713,481.94
  5. Step 5: Solve for x
    x = 35,614,713,481.94/201,059.30
  6. Step 6: Final answer
    x = 177,135.37

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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.