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Finding the Fourth Proportional to 58,951.21, 81,340.06 and 35,073.22

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Solution

The fourth proportional to 58,951.21, 81,340.06 and 35,073.22 is: 48,393.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,951.21 : 81,340.06 = 35,073.22 : x
  2. Step 2: Convert to fraction form
    58,951.21/81,340.06 = 35,073.22/x
  3. Step 3: Cross multiply
    58,951.21x = 81,340.06 × 35,073.22
  4. Step 4: Simplify right side
    58,951.21x = 2,852,857,819.19
  5. Step 5: Solve for x
    x = 2,852,857,819.19/58,951.21
  6. Step 6: Final answer
    x = 48,393.54

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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.