Home / 50,167.17-75,283.30-21,731.90

Finding the Fourth Proportional to 50,167.17, 75,283.30 and 21,731.90

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Solution

The fourth proportional to 50,167.17, 75,283.30 and 21,731.90 is: 32,611.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,167.17 : 75,283.30 = 21,731.90 : x
  2. Step 2: Convert to fraction form
    50,167.17/75,283.30 = 21,731.90/x
  3. Step 3: Cross multiply
    50,167.17x = 75,283.30 × 21,731.90
  4. Step 4: Simplify right side
    50,167.17x = 1,636,048,736.90
  5. Step 5: Solve for x
    x = 1,636,048,736.90/50,167.17
  6. Step 6: Final answer
    x = 32,611.94

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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.