Home / 152,022.68-228,083.24-73,126.64

Finding the Fourth Proportional to 152,022.68, 228,083.24 and 73,126.64

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Solution

The fourth proportional to 152,022.68, 228,083.24 and 73,126.64 is: 109,713.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,022.68 : 228,083.24 = 73,126.64 : x
  2. Step 2: Convert to fraction form
    152,022.68/228,083.24 = 73,126.64/x
  3. Step 3: Cross multiply
    152,022.68x = 228,083.24 × 73,126.64
  4. Step 4: Simplify right side
    152,022.68x = 16,678,960,981.51
  5. Step 5: Solve for x
    x = 16,678,960,981.51/152,022.68
  6. Step 6: Final answer
    x = 109,713.64

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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.