Home / 113,954.74-171,017.46-42,947.42

Finding the Fourth Proportional to 113,954.74, 171,017.46 and 42,947.42

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Solution

The fourth proportional to 113,954.74, 171,017.46 and 42,947.42 is: 64,453.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,954.74 : 171,017.46 = 42,947.42 : x
  2. Step 2: Convert to fraction form
    113,954.74/171,017.46 = 42,947.42/x
  3. Step 3: Cross multiply
    113,954.74x = 171,017.46 × 42,947.42
  4. Step 4: Simplify right side
    113,954.74x = 7,344,757,826.87
  5. Step 5: Solve for x
    x = 7,344,757,826.87/113,954.74
  6. Step 6: Final answer
    x = 64,453.29

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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.