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Finding the Fourth Proportional to 58,872.71, 81,246.48 and 33,727.07

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Solution

The fourth proportional to 58,872.71, 81,246.48 and 33,727.07 is: 46,544.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,872.71 : 81,246.48 = 33,727.07 : x
  2. Step 2: Convert to fraction form
    58,872.71/81,246.48 = 33,727.07/x
  3. Step 3: Cross multiply
    58,872.71x = 81,246.48 × 33,727.07
  4. Step 4: Simplify right side
    58,872.71x = 2,740,205,549.58
  5. Step 5: Solve for x
    x = 2,740,205,549.58/58,872.71
  6. Step 6: Final answer
    x = 46,544.58

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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.