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Finding the Fourth Proportional to 171,165.07, 236,189.58 and 94,672

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Solution

The fourth proportional to 171,165.07, 236,189.58 and 94,672 is: 130,637.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,165.07 : 236,189.58 = 94,672 : x
  2. Step 2: Convert to fraction form
    171,165.07/236,189.58 = 94,672/x
  3. Step 3: Cross multiply
    171,165.07x = 236,189.58 × 94,672
  4. Step 4: Simplify right side
    171,165.07x = 22,360,539,917.76
  5. Step 5: Solve for x
    x = 22,360,539,917.76/171,165.07
  6. Step 6: Final answer
    x = 130,637.28

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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.