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Finding the Fourth Proportional to 56,175, 84,287.10 and 26,613.96

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Solution

The fourth proportional to 56,175, 84,287.10 and 26,613.96 is: 39,932.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,175 : 84,287.10 = 26,613.96 : x
  2. Step 2: Convert to fraction form
    56,175/84,287.10 = 26,613.96/x
  3. Step 3: Cross multiply
    56,175x = 84,287.10 × 26,613.96
  4. Step 4: Simplify right side
    56,175x = 2,243,213,507.92
  5. Step 5: Solve for x
    x = 2,243,213,507.92/56,175
  6. Step 6: Final answer
    x = 39,932.59

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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.