Home / 107,198.40-147,942.88-59,467.13

Finding the Fourth Proportional to 107,198.40, 147,942.88 and 59,467.13

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Solution

The fourth proportional to 107,198.40, 147,942.88 and 59,467.13 is: 82,069.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,198.40 : 147,942.88 = 59,467.13 : x
  2. Step 2: Convert to fraction form
    107,198.40/147,942.88 = 59,467.13/x
  3. Step 3: Cross multiply
    107,198.40x = 147,942.88 × 59,467.13
  4. Step 4: Simplify right side
    107,198.40x = 8,797,738,477.53
  5. Step 5: Solve for x
    x = 8,797,738,477.53/107,198.40
  6. Step 6: Final answer
    x = 82,069.68

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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.