Home / 134,190.20-201,285.30-40,700.60

Finding the Fourth Proportional to 134,190.20, 201,285.30 and 40,700.60

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Solution

The fourth proportional to 134,190.20, 201,285.30 and 40,700.60 is: 61,050.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,190.20 : 201,285.30 = 40,700.60 : x
  2. Step 2: Convert to fraction form
    134,190.20/201,285.30 = 40,700.60/x
  3. Step 3: Cross multiply
    134,190.20x = 201,285.30 × 40,700.60
  4. Step 4: Simplify right side
    134,190.20x = 8,192,432,481.18
  5. Step 5: Solve for x
    x = 8,192,432,481.18/134,190.20
  6. Step 6: Final answer
    x = 61,050.90

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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.