Home / 476,105.23-714,162.03-121,119.63

Finding the Fourth Proportional to 476,105.23, 714,162.03 and 121,119.63

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Solution

The fourth proportional to 476,105.23, 714,162.03 and 121,119.63 is: 181,680.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,105.23 : 714,162.03 = 121,119.63 : x
  2. Step 2: Convert to fraction form
    476,105.23/714,162.03 = 121,119.63/x
  3. Step 3: Cross multiply
    476,105.23x = 714,162.03 × 121,119.63
  4. Step 4: Simplify right side
    476,105.23x = 86,499,040,833.65
  5. Step 5: Solve for x
    x = 86,499,040,833.65/476,105.23
  6. Step 6: Final answer
    x = 181,680.51

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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.