Home / 137,965.44-206,775.12-58,986.96

Finding the Fourth Proportional to 137,965.44, 206,775.12 and 58,986.96

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Solution

The fourth proportional to 137,965.44, 206,775.12 and 58,986.96 is: 88,406.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,965.44 : 206,775.12 = 58,986.96 : x
  2. Step 2: Convert to fraction form
    137,965.44/206,775.12 = 58,986.96/x
  3. Step 3: Cross multiply
    137,965.44x = 206,775.12 × 58,986.96
  4. Step 4: Simplify right side
    137,965.44x = 12,197,035,732.44
  5. Step 5: Solve for x
    x = 12,197,035,732.44/137,965.44
  6. Step 6: Final answer
    x = 88,406.46

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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.