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Finding the Fourth Proportional to 82,606.88, 114,007.21 and 49,072.88

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Solution

The fourth proportional to 82,606.88, 114,007.21 and 49,072.88 is: 67,726.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,606.88 : 114,007.21 = 49,072.88 : x
  2. Step 2: Convert to fraction form
    82,606.88/114,007.21 = 49,072.88/x
  3. Step 3: Cross multiply
    82,606.88x = 114,007.21 × 49,072.88
  4. Step 4: Simplify right side
    82,606.88x = 5,594,661,442.75
  5. Step 5: Solve for x
    x = 5,594,661,442.75/82,606.88
  6. Step 6: Final answer
    x = 67,726.34

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1.5x scale

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.