Home / 51,778.31-77,289.46-44,429.99

Finding the Fourth Proportional to 51,778.31, 77,289.46 and 44,429.99

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Solution

The fourth proportional to 51,778.31, 77,289.46 and 44,429.99 is: 66,320.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,778.31 : 77,289.46 = 44,429.99 : x
  2. Step 2: Convert to fraction form
    51,778.31/77,289.46 = 44,429.99/x
  3. Step 3: Cross multiply
    51,778.31x = 77,289.46 × 44,429.99
  4. Step 4: Simplify right side
    51,778.31x = 3,433,969,437.38
  5. Step 5: Solve for x
    x = 3,433,969,437.38/51,778.31
  6. Step 6: Final answer
    x = 66,320.62

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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.