Home / 132,056.20-197,734.38-79,393.24

Finding the Fourth Proportional to 132,056.20, 197,734.38 and 79,393.24

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Solution

The fourth proportional to 132,056.20, 197,734.38 and 79,393.24 is: 118,879.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,056.20 : 197,734.38 = 79,393.24 : x
  2. Step 2: Convert to fraction form
    132,056.20/197,734.38 = 79,393.24/x
  3. Step 3: Cross multiply
    132,056.20x = 197,734.38 × 79,393.24
  4. Step 4: Simplify right side
    132,056.20x = 15,698,773,087.59
  5. Step 5: Solve for x
    x = 15,698,773,087.59/132,056.20
  6. Step 6: Final answer
    x = 118,879.49

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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.