Home / 90,450.83-124,826.31-50,162.19

Finding the Fourth Proportional to 90,450.83, 124,826.31 and 50,162.19

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Solution

The fourth proportional to 90,450.83, 124,826.31 and 50,162.19 is: 69,226.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,450.83 : 124,826.31 = 50,162.19 : x
  2. Step 2: Convert to fraction form
    90,450.83/124,826.31 = 50,162.19/x
  3. Step 3: Cross multiply
    90,450.83x = 124,826.31 × 50,162.19
  4. Step 4: Simplify right side
    90,450.83x = 6,261,560,860.48
  5. Step 5: Solve for x
    x = 6,261,560,860.48/90,450.83
  6. Step 6: Final answer
    x = 69,226.13

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1.5x scale

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.