Home / 50,998.20-76,497.30-45,641.40

Finding the Fourth Proportional to 50,998.20, 76,497.30 and 45,641.40

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Solution

The fourth proportional to 50,998.20, 76,497.30 and 45,641.40 is: 68,462.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,998.20 : 76,497.30 = 45,641.40 : x
  2. Step 2: Convert to fraction form
    50,998.20/76,497.30 = 45,641.40/x
  3. Step 3: Cross multiply
    50,998.20x = 76,497.30 × 45,641.40
  4. Step 4: Simplify right side
    50,998.20x = 3,491,443,868.22
  5. Step 5: Solve for x
    x = 3,491,443,868.22/50,998.20
  6. Step 6: Final answer
    x = 68,462.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.