Home / 324,942.98-487,082.16-125,185.10

Finding the Fourth Proportional to 324,942.98, 487,082.16 and 125,185.10

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Solution

The fourth proportional to 324,942.98, 487,082.16 and 125,185.10 is: 187,649.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,942.98 : 487,082.16 = 125,185.10 : x
  2. Step 2: Convert to fraction form
    324,942.98/487,082.16 = 125,185.10/x
  3. Step 3: Cross multiply
    324,942.98x = 487,082.16 × 125,185.10
  4. Step 4: Simplify right side
    324,942.98x = 60,975,426,472.41
  5. Step 5: Solve for x
    x = 60,975,426,472.41/324,942.98
  6. Step 6: Final answer
    x = 187,649.62

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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.