Home / 143,025.56-214,596.66-115,206.92

Finding the Fourth Proportional to 143,025.56, 214,596.66 and 115,206.92

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Solution

The fourth proportional to 143,025.56, 214,596.66 and 115,206.92 is: 172,857.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,025.56 : 214,596.66 = 115,206.92 : x
  2. Step 2: Convert to fraction form
    143,025.56/214,596.66 = 115,206.92/x
  3. Step 3: Cross multiply
    143,025.56x = 214,596.66 × 115,206.92
  4. Step 4: Simplify right side
    143,025.56x = 24,723,020,240.89
  5. Step 5: Solve for x
    x = 24,723,020,240.89/143,025.56
  6. Step 6: Final answer
    x = 172,857.36

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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.