Home / 197,129.40-295,694.10-118,332.60

Finding the Fourth Proportional to 197,129.40, 295,694.10 and 118,332.60

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Solution

The fourth proportional to 197,129.40, 295,694.10 and 118,332.60 is: 177,498.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,129.40 : 295,694.10 = 118,332.60 : x
  2. Step 2: Convert to fraction form
    197,129.40/295,694.10 = 118,332.60/x
  3. Step 3: Cross multiply
    197,129.40x = 295,694.10 × 118,332.60
  4. Step 4: Simplify right side
    197,129.40x = 34,990,251,657.66
  5. Step 5: Solve for x
    x = 34,990,251,657.66/197,129.40
  6. Step 6: Final answer
    x = 177,498.90

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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.