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Finding the Fourth Proportional to 169,512.76, 234,014.70 and 119,435.32

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Solution

The fourth proportional to 169,512.76, 234,014.70 and 119,435.32 is: 164,882.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,512.76 : 234,014.70 = 119,435.32 : x
  2. Step 2: Convert to fraction form
    169,512.76/234,014.70 = 119,435.32/x
  3. Step 3: Cross multiply
    169,512.76x = 234,014.70 × 119,435.32
  4. Step 4: Simplify right side
    169,512.76x = 27,949,620,579.20
  5. Step 5: Solve for x
    x = 27,949,620,579.20/169,512.76
  6. Step 6: Final answer
    x = 164,882.10

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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.