Home / 115,625.36-173,435.60-53,295.86

Finding the Fourth Proportional to 115,625.36, 173,435.60 and 53,295.86

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Solution

The fourth proportional to 115,625.36, 173,435.60 and 53,295.86 is: 79,942.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,625.36 : 173,435.60 = 53,295.86 : x
  2. Step 2: Convert to fraction form
    115,625.36/173,435.60 = 53,295.86/x
  3. Step 3: Cross multiply
    115,625.36x = 173,435.60 × 53,295.86
  4. Step 4: Simplify right side
    115,625.36x = 9,243,399,456.62
  5. Step 5: Solve for x
    x = 9,243,399,456.62/115,625.36
  6. Step 6: Final answer
    x = 79,942.67

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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.