Home / 182,121.40-273,182.10-168,124.60

Finding the Fourth Proportional to 182,121.40, 273,182.10 and 168,124.60

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Solution

The fourth proportional to 182,121.40, 273,182.10 and 168,124.60 is: 252,186.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,121.40 : 273,182.10 = 168,124.60 : x
  2. Step 2: Convert to fraction form
    182,121.40/273,182.10 = 168,124.60/x
  3. Step 3: Cross multiply
    182,121.40x = 273,182.10 × 168,124.60
  4. Step 4: Simplify right side
    182,121.40x = 45,928,631,289.66
  5. Step 5: Solve for x
    x = 45,928,631,289.66/182,121.40
  6. Step 6: Final answer
    x = 252,186.90

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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.