Home / 75,766.28-113,687.80-50,483.07

Finding the Fourth Proportional to 75,766.28, 113,687.80 and 50,483.07

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Solution

The fourth proportional to 75,766.28, 113,687.80 and 50,483.07 is: 75,750.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,766.28 : 113,687.80 = 50,483.07 : x
  2. Step 2: Convert to fraction form
    75,766.28/113,687.80 = 50,483.07/x
  3. Step 3: Cross multiply
    75,766.28x = 113,687.80 × 50,483.07
  4. Step 4: Simplify right side
    75,766.28x = 5,739,309,039.34
  5. Step 5: Solve for x
    x = 5,739,309,039.34/75,766.28
  6. Step 6: Final answer
    x = 75,750.18

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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.