Home / 130,173.67-195,277.97-45,914.03

Finding the Fourth Proportional to 130,173.67, 195,277.97 and 45,914.03

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Solution

The fourth proportional to 130,173.67, 195,277.97 and 45,914.03 is: 68,877.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,173.67 : 195,277.97 = 45,914.03 : x
  2. Step 2: Convert to fraction form
    130,173.67/195,277.97 = 45,914.03/x
  3. Step 3: Cross multiply
    130,173.67x = 195,277.97 × 45,914.03
  4. Step 4: Simplify right side
    130,173.67x = 8,965,997,366.96
  5. Step 5: Solve for x
    x = 8,965,997,366.96/130,173.67
  6. Step 6: Final answer
    x = 68,877.20

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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.