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Finding the Fourth Proportional to 58,383.81, 80,554.82 and 35,714.52

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Solution

The fourth proportional to 58,383.81, 80,554.82 and 35,714.52 is: 49,276.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,383.81 : 80,554.82 = 35,714.52 : x
  2. Step 2: Convert to fraction form
    58,383.81/80,554.82 = 35,714.52/x
  3. Step 3: Cross multiply
    58,383.81x = 80,554.82 × 35,714.52
  4. Step 4: Simplify right side
    58,383.81x = 2,876,976,729.99
  5. Step 5: Solve for x
    x = 2,876,976,729.99/58,383.81
  6. Step 6: Final answer
    x = 49,276.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.