Home / 70,982.96-106,540.05-35,947.22

Finding the Fourth Proportional to 70,982.96, 106,540.05 and 35,947.22

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Solution

The fourth proportional to 70,982.96, 106,540.05 and 35,947.22 is: 53,954.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,982.96 : 106,540.05 = 35,947.22 : x
  2. Step 2: Convert to fraction form
    70,982.96/106,540.05 = 35,947.22/x
  3. Step 3: Cross multiply
    70,982.96x = 106,540.05 × 35,947.22
  4. Step 4: Simplify right side
    70,982.96x = 3,829,818,083.46
  5. Step 5: Solve for x
    x = 3,829,818,083.46/70,982.96
  6. Step 6: Final answer
    x = 53,954.05

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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.