Home / 331,173.24-496,368.72-141,578.16

Finding the Fourth Proportional to 331,173.24, 496,368.72 and 141,578.16

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Solution

The fourth proportional to 331,173.24, 496,368.72 and 141,578.16 is: 212,200.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,173.24 : 496,368.72 = 141,578.16 : x
  2. Step 2: Convert to fraction form
    331,173.24/496,368.72 = 141,578.16/x
  3. Step 3: Cross multiply
    331,173.24x = 496,368.72 × 141,578.16
  4. Step 4: Simplify right side
    331,173.24x = 70,274,970,059.16
  5. Step 5: Solve for x
    x = 70,274,970,059.16/331,173.24
  6. Step 6: Final answer
    x = 212,200.03

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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.