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Finding the Fourth Proportional to 59,890.97, 82,649.37 and 34,398.99

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Solution

The fourth proportional to 59,890.97, 82,649.37 and 34,398.99 is: 47,470.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,890.97 : 82,649.37 = 34,398.99 : x
  2. Step 2: Convert to fraction form
    59,890.97/82,649.37 = 34,398.99/x
  3. Step 3: Cross multiply
    59,890.97x = 82,649.37 × 34,398.99
  4. Step 4: Simplify right side
    59,890.97x = 2,843,054,852.14
  5. Step 5: Solve for x
    x = 2,843,054,852.14/59,890.97
  6. Step 6: Final answer
    x = 47,470.51

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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.