Home / 302,929.08-454,085.78-125,532.60

Finding the Fourth Proportional to 302,929.08, 454,085.78 and 125,532.60

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Solution

The fourth proportional to 302,929.08, 454,085.78 and 125,532.60 is: 188,171.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,929.08 : 454,085.78 = 125,532.60 : x
  2. Step 2: Convert to fraction form
    302,929.08/454,085.78 = 125,532.60/x
  3. Step 3: Cross multiply
    302,929.08x = 454,085.78 × 125,532.60
  4. Step 4: Simplify right side
    302,929.08x = 57,002,568,586.43
  5. Step 5: Solve for x
    x = 57,002,568,586.43/302,929.08
  6. Step 6: Final answer
    x = 188,171.33

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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.