Home / 201,149.02-301,723.50-51,389.62

Finding the Fourth Proportional to 201,149.02, 301,723.50 and 51,389.62

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Solution

The fourth proportional to 201,149.02, 301,723.50 and 51,389.62 is: 77,084.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,149.02 : 301,723.50 = 51,389.62 : x
  2. Step 2: Convert to fraction form
    201,149.02/301,723.50 = 51,389.62/x
  3. Step 3: Cross multiply
    201,149.02x = 301,723.50 × 51,389.62
  4. Step 4: Simplify right side
    201,149.02x = 15,505,456,010.07
  5. Step 5: Solve for x
    x = 15,505,456,010.07/201,149.02
  6. Step 6: Final answer
    x = 77,084.42

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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.