Home / 51,984.92-77,601.29-45,679.23

Finding the Fourth Proportional to 51,984.92, 77,601.29 and 45,679.23

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Solution

The fourth proportional to 51,984.92, 77,601.29 and 45,679.23 is: 68,188.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,984.92 : 77,601.29 = 45,679.23 : x
  2. Step 2: Convert to fraction form
    51,984.92/77,601.29 = 45,679.23/x
  3. Step 3: Cross multiply
    51,984.92x = 77,601.29 × 45,679.23
  4. Step 4: Simplify right side
    51,984.92x = 3,544,766,945.81
  5. Step 5: Solve for x
    x = 3,544,766,945.81/51,984.92
  6. Step 6: Final answer
    x = 68,188.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.