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Finding the Fourth Proportional to 56,854.56, 85,255.92 and 33,487.68

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Solution

The fourth proportional to 56,854.56, 85,255.92 and 33,487.68 is: 50,216.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,854.56 : 85,255.92 = 33,487.68 : x
  2. Step 2: Convert to fraction form
    56,854.56/85,255.92 = 33,487.68/x
  3. Step 3: Cross multiply
    56,854.56x = 85,255.92 × 33,487.68
  4. Step 4: Simplify right side
    56,854.56x = 2,855,022,967.07
  5. Step 5: Solve for x
    x = 2,855,022,967.07/56,854.56
  6. Step 6: Final answer
    x = 50,216.25

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1.5x scale

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.