Home / 56,768.44-78,416.94-51,469.24

Finding the Fourth Proportional to 56,768.44, 78,416.94 and 51,469.24

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Solution

The fourth proportional to 56,768.44, 78,416.94 and 51,469.24 is: 71,096.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,768.44 : 78,416.94 = 51,469.24 : x
  2. Step 2: Convert to fraction form
    56,768.44/78,416.94 = 51,469.24/x
  3. Step 3: Cross multiply
    56,768.44x = 78,416.94 × 51,469.24
  4. Step 4: Simplify right side
    56,768.44x = 4,036,060,304.93
  5. Step 5: Solve for x
    x = 4,036,060,304.93/56,768.44
  6. Step 6: Final answer
    x = 71,096.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.