Home / 161,519.51-242,313.86-49,208.76

Finding the Fourth Proportional to 161,519.51, 242,313.86 and 49,208.76

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Solution

The fourth proportional to 161,519.51, 242,313.86 and 49,208.76 is: 73,823.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,519.51 : 242,313.86 = 49,208.76 : x
  2. Step 2: Convert to fraction form
    161,519.51/242,313.86 = 49,208.76/x
  3. Step 3: Cross multiply
    161,519.51x = 242,313.86 × 49,208.76
  4. Step 4: Simplify right side
    161,519.51x = 11,923,964,704.44
  5. Step 5: Solve for x
    x = 11,923,964,704.44/161,519.51
  6. Step 6: Final answer
    x = 73,823.68

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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.