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Finding the Fourth Proportional to 137,956.99, 206,891.73 and 59,050.03

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Solution

The fourth proportional to 137,956.99, 206,891.73 and 59,050.03 is: 88,556.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,956.99 : 206,891.73 = 59,050.03 : x
  2. Step 2: Convert to fraction form
    137,956.99/206,891.73 = 59,050.03/x
  3. Step 3: Cross multiply
    137,956.99x = 206,891.73 × 59,050.03
  4. Step 4: Simplify right side
    137,956.99x = 12,216,962,863.25
  5. Step 5: Solve for x
    x = 12,216,962,863.25/137,956.99
  6. Step 6: Final answer
    x = 88,556.32

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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.