Home / 197,135.40-295,314.30-118,014.60

Finding the Fourth Proportional to 197,135.40, 295,314.30 and 118,014.60

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Solution

The fourth proportional to 197,135.40, 295,314.30 and 118,014.60 is: 176,789.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,135.40 : 295,314.30 = 118,014.60 : x
  2. Step 2: Convert to fraction form
    197,135.40/295,314.30 = 118,014.60/x
  3. Step 3: Cross multiply
    197,135.40x = 295,314.30 × 118,014.60
  4. Step 4: Simplify right side
    197,135.40x = 34,851,398,988.78
  5. Step 5: Solve for x
    x = 34,851,398,988.78/197,135.40
  6. Step 6: Final answer
    x = 176,789.15

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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.