Home / 218,303.37-327,065.48-118,399.85

Finding the Fourth Proportional to 218,303.37, 327,065.48 and 118,399.85

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Solution

The fourth proportional to 218,303.37, 327,065.48 and 118,399.85 is: 177,388.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,303.37 : 327,065.48 = 118,399.85 : x
  2. Step 2: Convert to fraction form
    218,303.37/327,065.48 = 118,399.85/x
  3. Step 3: Cross multiply
    218,303.37x = 327,065.48 × 118,399.85
  4. Step 4: Simplify right side
    218,303.37x = 38,724,501,544.85
  5. Step 5: Solve for x
    x = 38,724,501,544.85/218,303.37
  6. Step 6: Final answer
    x = 177,388.47

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1.5x scale

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.