Home / 56,741.87-78,287.31-36,610.54

Finding the Fourth Proportional to 56,741.87, 78,287.31 and 36,610.54

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Solution

The fourth proportional to 56,741.87, 78,287.31 and 36,610.54 is: 50,511.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,741.87 : 78,287.31 = 36,610.54 : x
  2. Step 2: Convert to fraction form
    56,741.87/78,287.31 = 36,610.54/x
  3. Step 3: Cross multiply
    56,741.87x = 78,287.31 × 36,610.54
  4. Step 4: Simplify right side
    56,741.87x = 2,866,140,498.53
  5. Step 5: Solve for x
    x = 2,866,140,498.53/56,741.87
  6. Step 6: Final answer
    x = 50,511.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.