Home / 237,105.12-354,143.44-214,581.28

Finding the Fourth Proportional to 237,105.12, 354,143.44 and 214,581.28

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Solution

The fourth proportional to 237,105.12, 354,143.44 and 214,581.28 is: 320,501.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,105.12 : 354,143.44 = 214,581.28 : x
  2. Step 2: Convert to fraction form
    237,105.12/354,143.44 = 214,581.28/x
  3. Step 3: Cross multiply
    237,105.12x = 354,143.44 × 214,581.28
  4. Step 4: Simplify right side
    237,105.12x = 75,992,552,658.80
  5. Step 5: Solve for x
    x = 75,992,552,658.80/237,105.12
  6. Step 6: Final answer
    x = 320,501.53

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.