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Finding the Fourth Proportional to 58,909.44, 81,284.02 and 35,042

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Solution

The fourth proportional to 58,909.44, 81,284.02 and 35,042 is: 48,351.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,909.44 : 81,284.02 = 35,042 : x
  2. Step 2: Convert to fraction form
    58,909.44/81,284.02 = 35,042/x
  3. Step 3: Cross multiply
    58,909.44x = 81,284.02 × 35,042
  4. Step 4: Simplify right side
    58,909.44x = 2,848,354,628.84
  5. Step 5: Solve for x
    x = 2,848,354,628.84/58,909.44
  6. Step 6: Final answer
    x = 48,351.41

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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.