Home / 50,136.31-69,181.52-29,985.84

Finding the Fourth Proportional to 50,136.31, 69,181.52 and 29,985.84

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Solution

The fourth proportional to 50,136.31, 69,181.52 and 29,985.84 is: 41,376.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,136.31 : 69,181.52 = 29,985.84 : x
  2. Step 2: Convert to fraction form
    50,136.31/69,181.52 = 29,985.84/x
  3. Step 3: Cross multiply
    50,136.31x = 69,181.52 × 29,985.84
  4. Step 4: Simplify right side
    50,136.31x = 2,074,465,839.75
  5. Step 5: Solve for x
    x = 2,074,465,839.75/50,136.31
  6. Step 6: Final answer
    x = 41,376.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.