Home / 134,188.20-201,282.30-40,698.60

Finding the Fourth Proportional to 134,188.20, 201,282.30 and 40,698.60

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Solution

The fourth proportional to 134,188.20, 201,282.30 and 40,698.60 is: 61,047.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,188.20 : 201,282.30 = 40,698.60 : x
  2. Step 2: Convert to fraction form
    134,188.20/201,282.30 = 40,698.60/x
  3. Step 3: Cross multiply
    134,188.20x = 201,282.30 × 40,698.60
  4. Step 4: Simplify right side
    134,188.20x = 8,191,907,814.78
  5. Step 5: Solve for x
    x = 8,191,907,814.78/134,188.20
  6. Step 6: Final answer
    x = 61,047.90

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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.