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Finding the Fourth Proportional to 58,294.66, 80,450.30 and 35,326.49

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Solution

The fourth proportional to 58,294.66, 80,450.30 and 35,326.49 is: 48,752.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,294.66 : 80,450.30 = 35,326.49 : x
  2. Step 2: Convert to fraction form
    58,294.66/80,450.30 = 35,326.49/x
  3. Step 3: Cross multiply
    58,294.66x = 80,450.30 × 35,326.49
  4. Step 4: Simplify right side
    58,294.66x = 2,842,027,020.14
  5. Step 5: Solve for x
    x = 2,842,027,020.14/58,294.66
  6. Step 6: Final answer
    x = 48,752.78

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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.