Home / 212,224-318,287.36-93,831.04

Finding the Fourth Proportional to 212,224, 318,287.36 and 93,831.04

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Solution

The fourth proportional to 212,224, 318,287.36 and 93,831.04 is: 140,725.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,224 : 318,287.36 = 93,831.04 : x
  2. Step 2: Convert to fraction form
    212,224/318,287.36 = 93,831.04/x
  3. Step 3: Cross multiply
    212,224x = 318,287.36 × 93,831.04
  4. Step 4: Simplify right side
    212,224x = 29,865,234,007.65
  5. Step 5: Solve for x
    x = 29,865,234,007.65/212,224
  6. Step 6: Final answer
    x = 140,725.05

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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.