Home / 202,290.12-303,341.28-118,074.60

Finding the Fourth Proportional to 202,290.12, 303,341.28 and 118,074.60

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Solution

The fourth proportional to 202,290.12, 303,341.28 and 118,074.60 is: 177,057.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,290.12 : 303,341.28 = 118,074.60 : x
  2. Step 2: Convert to fraction form
    202,290.12/303,341.28 = 118,074.60/x
  3. Step 3: Cross multiply
    202,290.12x = 303,341.28 × 118,074.60
  4. Step 4: Simplify right side
    202,290.12x = 35,816,900,299.49
  5. Step 5: Solve for x
    x = 35,816,900,299.49/202,290.12
  6. Step 6: Final answer
    x = 177,057.09

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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.