Home / 142,289.22-213,433.83-37,107.27

Finding the Fourth Proportional to 142,289.22, 213,433.83 and 37,107.27

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Solution

The fourth proportional to 142,289.22, 213,433.83 and 37,107.27 is: 55,660.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,289.22 : 213,433.83 = 37,107.27 : x
  2. Step 2: Convert to fraction form
    142,289.22/213,433.83 = 37,107.27/x
  3. Step 3: Cross multiply
    142,289.22x = 213,433.83 × 37,107.27
  4. Step 4: Simplify right side
    142,289.22x = 7,919,946,756.94
  5. Step 5: Solve for x
    x = 7,919,946,756.94/142,289.22
  6. Step 6: Final answer
    x = 55,660.91

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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.