Home / 76,414.02-114,623.97-36,412.38

Finding the Fourth Proportional to 76,414.02, 114,623.97 and 36,412.38

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Solution

The fourth proportional to 76,414.02, 114,623.97 and 36,412.38 is: 54,619.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,414.02 : 114,623.97 = 36,412.38 : x
  2. Step 2: Convert to fraction form
    76,414.02/114,623.97 = 36,412.38/x
  3. Step 3: Cross multiply
    76,414.02x = 114,623.97 × 36,412.38
  4. Step 4: Simplify right side
    76,414.02x = 4,173,731,552.75
  5. Step 5: Solve for x
    x = 4,173,731,552.75/76,414.02
  6. Step 6: Final answer
    x = 54,619.97

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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.