Home / 114,004.20-170,747.10-72,013.80

Finding the Fourth Proportional to 114,004.20, 170,747.10 and 72,013.80

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Solution

The fourth proportional to 114,004.20, 170,747.10 and 72,013.80 is: 107,856.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,004.20 : 170,747.10 = 72,013.80 : x
  2. Step 2: Convert to fraction form
    114,004.20/170,747.10 = 72,013.80/x
  3. Step 3: Cross multiply
    114,004.20x = 170,747.10 × 72,013.80
  4. Step 4: Simplify right side
    114,004.20x = 12,296,147,509.98
  5. Step 5: Solve for x
    x = 12,296,147,509.98/114,004.20
  6. Step 6: Final answer
    x = 107,856.97

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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.