Home / 115,817.61-173,682.66-49,289.07

Finding the Fourth Proportional to 115,817.61, 173,682.66 and 49,289.07

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Solution

The fourth proportional to 115,817.61, 173,682.66 and 49,289.07 is: 73,914.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,817.61 : 173,682.66 = 49,289.07 : x
  2. Step 2: Convert to fraction form
    115,817.61/173,682.66 = 49,289.07/x
  3. Step 3: Cross multiply
    115,817.61x = 173,682.66 × 49,289.07
  4. Step 4: Simplify right side
    115,817.61x = 8,560,656,786.53
  5. Step 5: Solve for x
    x = 8,560,656,786.53/115,817.61
  6. Step 6: Final answer
    x = 73,914.98

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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.