Home / 152,018.22-228,076.51-73,122.14

Finding the Fourth Proportional to 152,018.22, 228,076.51 and 73,122.14

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Solution

The fourth proportional to 152,018.22, 228,076.51 and 73,122.14 is: 109,706.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,018.22 : 228,076.51 = 73,122.14 : x
  2. Step 2: Convert to fraction form
    152,018.22/228,076.51 = 73,122.14/x
  3. Step 3: Cross multiply
    152,018.22x = 228,076.51 × 73,122.14
  4. Step 4: Simplify right side
    152,018.22x = 16,677,442,494.93
  5. Step 5: Solve for x
    x = 16,677,442,494.93/152,018.22
  6. Step 6: Final answer
    x = 109,706.87

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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.