Home / 113,972.46-171,004.26-47,458.50

Finding the Fourth Proportional to 113,972.46, 171,004.26 and 47,458.50

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Solution

The fourth proportional to 113,972.46, 171,004.26 and 47,458.50 is: 71,206.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,972.46 : 171,004.26 = 47,458.50 : x
  2. Step 2: Convert to fraction form
    113,972.46/171,004.26 = 47,458.50/x
  3. Step 3: Cross multiply
    113,972.46x = 171,004.26 × 47,458.50
  4. Step 4: Simplify right side
    113,972.46x = 8,115,605,673.21
  5. Step 5: Solve for x
    x = 8,115,605,673.21/113,972.46
  6. Step 6: Final answer
    x = 71,206.73

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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.