Home / 195,611.54-269,929.04-119,122.16

Finding the Fourth Proportional to 195,611.54, 269,929.04 and 119,122.16

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Solution

The fourth proportional to 195,611.54, 269,929.04 and 119,122.16 is: 164,379.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,611.54 : 269,929.04 = 119,122.16 : x
  2. Step 2: Convert to fraction form
    195,611.54/269,929.04 = 119,122.16/x
  3. Step 3: Cross multiply
    195,611.54x = 269,929.04 × 119,122.16
  4. Step 4: Simplify right side
    195,611.54x = 32,154,529,239.69
  5. Step 5: Solve for x
    x = 32,154,529,239.69/195,611.54
  6. Step 6: Final answer
    x = 164,379.51

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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.