Home / 151,939.72-227,909.75-39,619.84

Finding the Fourth Proportional to 151,939.72, 227,909.75 and 39,619.84

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Solution

The fourth proportional to 151,939.72, 227,909.75 and 39,619.84 is: 59,429.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,939.72 : 227,909.75 = 39,619.84 : x
  2. Step 2: Convert to fraction form
    151,939.72/227,909.75 = 39,619.84/x
  3. Step 3: Cross multiply
    151,939.72x = 227,909.75 × 39,619.84
  4. Step 4: Simplify right side
    151,939.72x = 9,029,747,829.44
  5. Step 5: Solve for x
    x = 9,029,747,829.44/151,939.72
  6. Step 6: Final answer
    x = 59,429.80

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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.