Home / 169,121.51-253,680.44-50,787.80

Finding the Fourth Proportional to 169,121.51, 253,680.44 and 50,787.80

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Solution

The fourth proportional to 169,121.51, 253,680.44 and 50,787.80 is: 76,181.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,121.51 : 253,680.44 = 50,787.80 : x
  2. Step 2: Convert to fraction form
    169,121.51/253,680.44 = 50,787.80/x
  3. Step 3: Cross multiply
    169,121.51x = 253,680.44 × 50,787.80
  4. Step 4: Simplify right side
    169,121.51x = 12,883,869,928.29
  5. Step 5: Solve for x
    x = 12,883,869,928.29/169,121.51
  6. Step 6: Final answer
    x = 76,181.15

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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.