Home / 114,002.20-170,744.10-72,011.80

Finding the Fourth Proportional to 114,002.20, 170,744.10 and 72,011.80

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Solution

The fourth proportional to 114,002.20, 170,744.10 and 72,011.80 is: 107,853.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,002.20 : 170,744.10 = 72,011.80 : x
  2. Step 2: Convert to fraction form
    114,002.20/170,744.10 = 72,011.80/x
  3. Step 3: Cross multiply
    114,002.20x = 170,744.10 × 72,011.80
  4. Step 4: Simplify right side
    114,002.20x = 12,295,589,980.38
  5. Step 5: Solve for x
    x = 12,295,589,980.38/114,002.20
  6. Step 6: Final answer
    x = 107,853.97

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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.