Home / 276,401.61-414,582.62-107,890.47

Finding the Fourth Proportional to 276,401.61, 414,582.62 and 107,890.47

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Solution

The fourth proportional to 276,401.61, 414,582.62 and 107,890.47 is: 161,827.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,401.61 : 414,582.62 = 107,890.47 : x
  2. Step 2: Convert to fraction form
    276,401.61/414,582.62 = 107,890.47/x
  3. Step 3: Cross multiply
    276,401.61x = 414,582.62 × 107,890.47
  4. Step 4: Simplify right side
    276,401.61x = 44,729,513,186.18
  5. Step 5: Solve for x
    x = 44,729,513,186.18/276,401.61
  6. Step 6: Final answer
    x = 161,827.98

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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.