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Finding the Fourth Proportional to 57,940.92, 79,952.94 and 46,033.08

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Solution

The fourth proportional to 57,940.92, 79,952.94 and 46,033.08 is: 63,521.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,940.92 : 79,952.94 = 46,033.08 : x
  2. Step 2: Convert to fraction form
    57,940.92/79,952.94 = 46,033.08/x
  3. Step 3: Cross multiply
    57,940.92x = 79,952.94 × 46,033.08
  4. Step 4: Simplify right side
    57,940.92x = 3,680,480,083.26
  5. Step 5: Solve for x
    x = 3,680,480,083.26/57,940.92
  6. Step 6: Final answer
    x = 63,521.26

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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.