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Finding the Fourth Proportional to 82,995.68, 114,533.82 and 45,269.96

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Solution

The fourth proportional to 82,995.68, 114,533.82 and 45,269.96 is: 62,472.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,995.68 : 114,533.82 = 45,269.96 : x
  2. Step 2: Convert to fraction form
    82,995.68/114,533.82 = 45,269.96/x
  3. Step 3: Cross multiply
    82,995.68x = 114,533.82 × 45,269.96
  4. Step 4: Simplify right side
    82,995.68x = 5,184,941,450.05
  5. Step 5: Solve for x
    x = 5,184,941,450.05/82,995.68
  6. Step 6: Final answer
    x = 62,472.43

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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.