Home / 106,016.80-159,000.60-31,116.83

Finding the Fourth Proportional to 106,016.80, 159,000.60 and 31,116.83

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Solution

The fourth proportional to 106,016.80, 159,000.60 and 31,116.83 is: 46,668.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,016.80 : 159,000.60 = 31,116.83 : x
  2. Step 2: Convert to fraction form
    106,016.80/159,000.60 = 31,116.83/x
  3. Step 3: Cross multiply
    106,016.80x = 159,000.60 × 31,116.83
  4. Step 4: Simplify right side
    106,016.80x = 4,947,595,040.80
  5. Step 5: Solve for x
    x = 4,947,595,040.80/106,016.80
  6. Step 6: Final answer
    x = 46,668.03

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1.5x scale

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.