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Finding the Fourth Proportional to 58,348.46, 80,521.36 and 33,199.58

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Solution

The fourth proportional to 58,348.46, 80,521.36 and 33,199.58 is: 45,815.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,348.46 : 80,521.36 = 33,199.58 : x
  2. Step 2: Convert to fraction form
    58,348.46/80,521.36 = 33,199.58/x
  3. Step 3: Cross multiply
    58,348.46x = 80,521.36 × 33,199.58
  4. Step 4: Simplify right side
    58,348.46x = 2,673,275,333.03
  5. Step 5: Solve for x
    x = 2,673,275,333.03/58,348.46
  6. Step 6: Final answer
    x = 45,815.70

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