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Finding the Fourth Proportional to 171,359.34, 236,483.28 and 94,878.43

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Solution

The fourth proportional to 171,359.34, 236,483.28 and 94,878.43 is: 130,936.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,359.34 : 236,483.28 = 94,878.43 : x
  2. Step 2: Convert to fraction form
    171,359.34/236,483.28 = 94,878.43/x
  3. Step 3: Cross multiply
    171,359.34x = 236,483.28 × 94,878.43
  4. Step 4: Simplify right side
    171,359.34x = 22,437,162,327.65
  5. Step 5: Solve for x
    x = 22,437,162,327.65/171,359.34
  6. Step 6: Final answer
    x = 130,936.33

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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.