Home / 52,284.87-78,233.49-31,236.36

Finding the Fourth Proportional to 52,284.87, 78,233.49 and 31,236.36

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Solution

The fourth proportional to 52,284.87, 78,233.49 and 31,236.36 is: 46,738.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,284.87 : 78,233.49 = 31,236.36 : x
  2. Step 2: Convert to fraction form
    52,284.87/78,233.49 = 31,236.36/x
  3. Step 3: Cross multiply
    52,284.87x = 78,233.49 × 31,236.36
  4. Step 4: Simplify right side
    52,284.87x = 2,443,729,457.70
  5. Step 5: Solve for x
    x = 2,443,729,457.70/52,284.87
  6. Step 6: Final answer
    x = 46,738.75

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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.