Home / 97,234.88-134,183.34-54,213.86

Finding the Fourth Proportional to 97,234.88, 134,183.34 and 54,213.86

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Solution

The fourth proportional to 97,234.88, 134,183.34 and 54,213.86 is: 74,814.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,234.88 : 134,183.34 = 54,213.86 : x
  2. Step 2: Convert to fraction form
    97,234.88/134,183.34 = 54,213.86/x
  3. Step 3: Cross multiply
    97,234.88x = 134,183.34 × 54,213.86
  4. Step 4: Simplify right side
    97,234.88x = 7,274,596,809.09
  5. Step 5: Solve for x
    x = 7,274,596,809.09/97,234.88
  6. Step 6: Final answer
    x = 74,814.68

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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.