Home / 331,137.12-496,724.04-94,461.60

Finding the Fourth Proportional to 331,137.12, 496,724.04 and 94,461.60

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Solution

The fourth proportional to 331,137.12, 496,724.04 and 94,461.60 is: 141,697.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,137.12 : 496,724.04 = 94,461.60 : x
  2. Step 2: Convert to fraction form
    331,137.12/496,724.04 = 94,461.60/x
  3. Step 3: Cross multiply
    331,137.12x = 496,724.04 × 94,461.60
  4. Step 4: Simplify right side
    331,137.12x = 46,921,347,576.86
  5. Step 5: Solve for x
    x = 46,921,347,576.86/331,137.12
  6. Step 6: Final answer
    x = 141,697.64

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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.