Home / 56,467.20-84,643.20-33,081.60

Finding the Fourth Proportional to 56,467.20, 84,643.20 and 33,081.60

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Solution

The fourth proportional to 56,467.20, 84,643.20 and 33,081.60 is: 49,588.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,467.20 : 84,643.20 = 33,081.60 : x
  2. Step 2: Convert to fraction form
    56,467.20/84,643.20 = 33,081.60/x
  3. Step 3: Cross multiply
    56,467.20x = 84,643.20 × 33,081.60
  4. Step 4: Simplify right side
    56,467.20x = 2,800,132,485.12
  5. Step 5: Solve for x
    x = 2,800,132,485.12/56,467.20
  6. Step 6: Final answer
    x = 49,588.65

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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.