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Finding the Fourth Proportional to 316,093.52, 474,187.44 and 116,398.56

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Solution

The fourth proportional to 316,093.52, 474,187.44 and 116,398.56 is: 174,615.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,093.52 : 474,187.44 = 116,398.56 : x
  2. Step 2: Convert to fraction form
    316,093.52/474,187.44 = 116,398.56/x
  3. Step 3: Cross multiply
    316,093.52x = 474,187.44 × 116,398.56
  4. Step 4: Simplify right side
    316,093.52x = 55,194,735,186.09
  5. Step 5: Solve for x
    x = 55,194,735,186.09/316,093.52
  6. Step 6: Final answer
    x = 174,615.21

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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.