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Finding the Fourth Proportional to 56,646.68, 84,840.77 and 27,085.43

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Solution

The fourth proportional to 56,646.68, 84,840.77 and 27,085.43 is: 40,566.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,646.68 : 84,840.77 = 27,085.43 : x
  2. Step 2: Convert to fraction form
    56,646.68/84,840.77 = 27,085.43/x
  3. Step 3: Cross multiply
    56,646.68x = 84,840.77 × 27,085.43
  4. Step 4: Simplify right side
    56,646.68x = 2,297,948,177.35
  5. Step 5: Solve for x
    x = 2,297,948,177.35/56,646.68
  6. Step 6: Final answer
    x = 40,566.33

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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.