Home / 83,528.22-125,212.41-30,923.58

Finding the Fourth Proportional to 83,528.22, 125,212.41 and 30,923.58

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Solution

The fourth proportional to 83,528.22, 125,212.41 and 30,923.58 is: 46,355.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,528.22 : 125,212.41 = 30,923.58 : x
  2. Step 2: Convert to fraction form
    83,528.22/125,212.41 = 30,923.58/x
  3. Step 3: Cross multiply
    83,528.22x = 125,212.41 × 30,923.58
  4. Step 4: Simplify right side
    83,528.22x = 3,872,015,977.63
  5. Step 5: Solve for x
    x = 3,872,015,977.63/83,528.22
  6. Step 6: Final answer
    x = 46,355.78

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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.