Home / 56,511.17-84,782.79-46,079.85

Finding the Fourth Proportional to 56,511.17, 84,782.79 and 46,079.85

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Solution

The fourth proportional to 56,511.17, 84,782.79 and 46,079.85 is: 69,132.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,511.17 : 84,782.79 = 46,079.85 : x
  2. Step 2: Convert to fraction form
    56,511.17/84,782.79 = 46,079.85/x
  3. Step 3: Cross multiply
    56,511.17x = 84,782.79 × 46,079.85
  4. Step 4: Simplify right side
    56,511.17x = 3,906,778,245.78
  5. Step 5: Solve for x
    x = 3,906,778,245.78/56,511.17
  6. Step 6: Final answer
    x = 69,132.86

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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.