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Finding the Fourth Proportional to 58,994.70, 81,414.66 and 33,502.20

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Solution

The fourth proportional to 58,994.70, 81,414.66 and 33,502.20 is: 46,234.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,994.70 : 81,414.66 = 33,502.20 : x
  2. Step 2: Convert to fraction form
    58,994.70/81,414.66 = 33,502.20/x
  3. Step 3: Cross multiply
    58,994.70x = 81,414.66 × 33,502.20
  4. Step 4: Simplify right side
    58,994.70x = 2,727,570,222.25
  5. Step 5: Solve for x
    x = 2,727,570,222.25/58,994.70
  6. Step 6: Final answer
    x = 46,234.16

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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.