Home / 152,118.81-228,183.89-52,347.87

Finding the Fourth Proportional to 152,118.81, 228,183.89 and 52,347.87

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Solution

The fourth proportional to 152,118.81, 228,183.89 and 52,347.87 is: 78,523.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,118.81 : 228,183.89 = 52,347.87 : x
  2. Step 2: Convert to fraction form
    152,118.81/228,183.89 = 52,347.87/x
  3. Step 3: Cross multiply
    152,118.81x = 228,183.89 × 52,347.87
  4. Step 4: Simplify right side
    152,118.81x = 11,944,940,348.08
  5. Step 5: Solve for x
    x = 11,944,940,348.08/152,118.81
  6. Step 6: Final answer
    x = 78,523.76

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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.