Home / 82,134.63-123,202.35-22,975.47

Finding the Fourth Proportional to 82,134.63, 123,202.35 and 22,975.47

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Solution

The fourth proportional to 82,134.63, 123,202.35 and 22,975.47 is: 34,463.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,134.63 : 123,202.35 = 22,975.47 : x
  2. Step 2: Convert to fraction form
    82,134.63/123,202.35 = 22,975.47/x
  3. Step 3: Cross multiply
    82,134.63x = 123,202.35 × 22,975.47
  4. Step 4: Simplify right side
    82,134.63x = 2,830,631,896.35
  5. Step 5: Solve for x
    x = 2,830,631,896.35/82,134.63
  6. Step 6: Final answer
    x = 34,463.32

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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.