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Finding the Fourth Proportional to 59,389.99, 81,959.51 and 33,895.84

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Solution

The fourth proportional to 59,389.99, 81,959.51 and 33,895.84 is: 46,777.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,389.99 : 81,959.51 = 33,895.84 : x
  2. Step 2: Convert to fraction form
    59,389.99/81,959.51 = 33,895.84/x
  3. Step 3: Cross multiply
    59,389.99x = 81,959.51 × 33,895.84
  4. Step 4: Simplify right side
    59,389.99x = 2,778,086,370.41
  5. Step 5: Solve for x
    x = 2,778,086,370.41/59,389.99
  6. Step 6: Final answer
    x = 46,777.02

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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.