Home / 56,277.40-84,372.32-28,183.02

Finding the Fourth Proportional to 56,277.40, 84,372.32 and 28,183.02

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Solution

The fourth proportional to 56,277.40, 84,372.32 and 28,183.02 is: 42,252.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,277.40 : 84,372.32 = 28,183.02 : x
  2. Step 2: Convert to fraction form
    56,277.40/84,372.32 = 28,183.02/x
  3. Step 3: Cross multiply
    56,277.40x = 84,372.32 × 28,183.02
  4. Step 4: Simplify right side
    56,277.40x = 2,377,866,782.01
  5. Step 5: Solve for x
    x = 2,377,866,782.01/56,277.40
  6. Step 6: Final answer
    x = 42,252.61

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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.