Home / 47,202.12-65,138.92-25,981.22

Finding the Fourth Proportional to 47,202.12, 65,138.92 and 25,981.22

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Solution

The fourth proportional to 47,202.12, 65,138.92 and 25,981.22 is: 35,854.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,202.12 : 65,138.92 = 25,981.22 : x
  2. Step 2: Convert to fraction form
    47,202.12/65,138.92 = 25,981.22/x
  3. Step 3: Cross multiply
    47,202.12x = 65,138.92 × 25,981.22
  4. Step 4: Simplify right side
    47,202.12x = 1,692,388,611.08
  5. Step 5: Solve for x
    x = 1,692,388,611.08/47,202.12
  6. Step 6: Final answer
    x = 35,854.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.