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Finding the Fourth Proportional to 173,960.96, 239,900.82 and 113,512.28

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Solution

The fourth proportional to 173,960.96, 239,900.82 and 113,512.28 is: 156,539.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,960.96 : 239,900.82 = 113,512.28 : x
  2. Step 2: Convert to fraction form
    173,960.96/239,900.82 = 113,512.28/x
  3. Step 3: Cross multiply
    173,960.96x = 239,900.82 × 113,512.28
  4. Step 4: Simplify right side
    173,960.96x = 27,231,689,052.07
  5. Step 5: Solve for x
    x = 27,231,689,052.07/173,960.96
  6. Step 6: Final answer
    x = 156,539.08

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1.5x scale

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.