Home / 269,888.20-404,880.90-112,132.60

Finding the Fourth Proportional to 269,888.20, 404,880.90 and 112,132.60

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Solution

The fourth proportional to 269,888.20, 404,880.90 and 112,132.60 is: 168,219.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,888.20 : 404,880.90 = 112,132.60 : x
  2. Step 2: Convert to fraction form
    269,888.20/404,880.90 = 112,132.60/x
  3. Step 3: Cross multiply
    269,888.20x = 404,880.90 × 112,132.60
  4. Step 4: Simplify right side
    269,888.20x = 45,400,348,007.34
  5. Step 5: Solve for x
    x = 45,400,348,007.34/269,888.20
  6. Step 6: Final answer
    x = 168,219.09

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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.