Home / 106,793.28-160,184.37-31,914.03

Finding the Fourth Proportional to 106,793.28, 160,184.37 and 31,914.03

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Solution

The fourth proportional to 106,793.28, 160,184.37 and 31,914.03 is: 47,869.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,793.28 : 160,184.37 = 31,914.03 : x
  2. Step 2: Convert to fraction form
    106,793.28/160,184.37 = 31,914.03/x
  3. Step 3: Cross multiply
    106,793.28x = 160,184.37 × 31,914.03
  4. Step 4: Simplify right side
    106,793.28x = 5,112,128,789.71
  5. Step 5: Solve for x
    x = 5,112,128,789.71/106,793.28
  6. Step 6: Final answer
    x = 47,869.39

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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.