Home / 136,629.60-204,944.40-125,570.40

Finding the Fourth Proportional to 136,629.60, 204,944.40 and 125,570.40

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Solution

The fourth proportional to 136,629.60, 204,944.40 and 125,570.40 is: 188,355.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,629.60 : 204,944.40 = 125,570.40 : x
  2. Step 2: Convert to fraction form
    136,629.60/204,944.40 = 125,570.40/x
  3. Step 3: Cross multiply
    136,629.60x = 204,944.40 × 125,570.40
  4. Step 4: Simplify right side
    136,629.60x = 25,734,950,285.76
  5. Step 5: Solve for x
    x = 25,734,950,285.76/136,629.60
  6. Step 6: Final answer
    x = 188,355.60

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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.