Home / 159,731.94-239,619.52-54,522.66

Finding the Fourth Proportional to 159,731.94, 239,619.52 and 54,522.66

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Solution

The fourth proportional to 159,731.94, 239,619.52 and 54,522.66 is: 81,791.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,731.94 : 239,619.52 = 54,522.66 : x
  2. Step 2: Convert to fraction form
    159,731.94/239,619.52 = 54,522.66/x
  3. Step 3: Cross multiply
    159,731.94x = 239,619.52 × 54,522.66
  4. Step 4: Simplify right side
    159,731.94x = 13,064,693,618.32
  5. Step 5: Solve for x
    x = 13,064,693,618.32/159,731.94
  6. Step 6: Final answer
    x = 81,791.37

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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.