Home / 113,932.31-170,787.39-45,523.47

Finding the Fourth Proportional to 113,932.31, 170,787.39 and 45,523.47

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Solution

The fourth proportional to 113,932.31, 170,787.39 and 45,523.47 is: 68,240.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,932.31 : 170,787.39 = 45,523.47 : x
  2. Step 2: Convert to fraction form
    113,932.31/170,787.39 = 45,523.47/x
  3. Step 3: Cross multiply
    113,932.31x = 170,787.39 × 45,523.47
  4. Step 4: Simplify right side
    113,932.31x = 7,774,834,625.04
  5. Step 5: Solve for x
    x = 7,774,834,625.04/113,932.31
  6. Step 6: Final answer
    x = 68,240.83

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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.