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Finding the Fourth Proportional to 262,937.33, 394,169.98 and 94,418.65

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Solution

The fourth proportional to 262,937.33, 394,169.98 and 94,418.65 is: 141,543.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,937.33 : 394,169.98 = 94,418.65 : x
  2. Step 2: Convert to fraction form
    262,937.33/394,169.98 = 94,418.65/x
  3. Step 3: Cross multiply
    262,937.33x = 394,169.98 × 94,418.65
  4. Step 4: Simplify right side
    262,937.33x = 37,216,997,382.13
  5. Step 5: Solve for x
    x = 37,216,997,382.13/262,937.33
  6. Step 6: Final answer
    x = 141,543.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.