Home / 131,928.69-197,893.03-58,056.69

Finding the Fourth Proportional to 131,928.69, 197,893.03 and 58,056.69

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Solution

The fourth proportional to 131,928.69, 197,893.03 and 58,056.69 is: 87,085.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,928.69 : 197,893.03 = 58,056.69 : x
  2. Step 2: Convert to fraction form
    131,928.69/197,893.03 = 58,056.69/x
  3. Step 3: Cross multiply
    131,928.69x = 197,893.03 × 58,056.69
  4. Step 4: Simplify right side
    131,928.69x = 11,489,014,295.87
  5. Step 5: Solve for x
    x = 11,489,014,295.87/131,928.69
  6. Step 6: Final answer
    x = 87,085.03

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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.