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Finding the Fourth Proportional to 173,600, 239,569.44 and 94,112

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Solution

The fourth proportional to 173,600, 239,569.44 and 94,112 is: 129,875.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,600 : 239,569.44 = 94,112 : x
  2. Step 2: Convert to fraction form
    173,600/239,569.44 = 94,112/x
  3. Step 3: Cross multiply
    173,600x = 239,569.44 × 94,112
  4. Step 4: Simplify right side
    173,600x = 22,546,359,137.28
  5. Step 5: Solve for x
    x = 22,546,359,137.28/173,600
  6. Step 6: Final answer
    x = 129,875.34

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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.