Home / 51,402.94-76,984.66-49,984.14

Finding the Fourth Proportional to 51,402.94, 76,984.66 and 49,984.14

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Solution

The fourth proportional to 51,402.94, 76,984.66 and 49,984.14 is: 74,859.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,402.94 : 76,984.66 = 49,984.14 : x
  2. Step 2: Convert to fraction form
    51,402.94/76,984.66 = 49,984.14/x
  3. Step 3: Cross multiply
    51,402.94x = 76,984.66 × 49,984.14
  4. Step 4: Simplify right side
    51,402.94x = 3,848,012,023.29
  5. Step 5: Solve for x
    x = 3,848,012,023.29/51,402.94
  6. Step 6: Final answer
    x = 74,859.77

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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.