Home / 152,997.45-229,042.58-113,728.65

Finding the Fourth Proportional to 152,997.45, 229,042.58 and 113,728.65

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Solution

The fourth proportional to 152,997.45, 229,042.58 and 113,728.65 is: 170,255.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,997.45 : 229,042.58 = 113,728.65 : x
  2. Step 2: Convert to fraction form
    152,997.45/229,042.58 = 113,728.65/x
  3. Step 3: Cross multiply
    152,997.45x = 229,042.58 × 113,728.65
  4. Step 4: Simplify right side
    152,997.45x = 26,048,702,847.27
  5. Step 5: Solve for x
    x = 26,048,702,847.27/152,997.45
  6. Step 6: Final answer
    x = 170,255.80

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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.