Home / 83,184.87-124,826.73-30,631.26

Finding the Fourth Proportional to 83,184.87, 124,826.73 and 30,631.26

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Solution

The fourth proportional to 83,184.87, 124,826.73 and 30,631.26 is: 45,965.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,184.87 : 124,826.73 = 30,631.26 : x
  2. Step 2: Convert to fraction form
    83,184.87/124,826.73 = 30,631.26/x
  3. Step 3: Cross multiply
    83,184.87x = 124,826.73 × 30,631.26
  4. Step 4: Simplify right side
    83,184.87x = 3,823,600,021.58
  5. Step 5: Solve for x
    x = 3,823,600,021.58/83,184.87
  6. Step 6: Final answer
    x = 45,965.09

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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.