Home / 195,812.46-270,220.86-119,331.90

Finding the Fourth Proportional to 195,812.46, 270,220.86 and 119,331.90

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Solution

The fourth proportional to 195,812.46, 270,220.86 and 119,331.90 is: 164,677.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,812.46 : 270,220.86 = 119,331.90 : x
  2. Step 2: Convert to fraction form
    195,812.46/270,220.86 = 119,331.90/x
  3. Step 3: Cross multiply
    195,812.46x = 270,220.86 × 119,331.90
  4. Step 4: Simplify right side
    195,812.46x = 32,245,968,643.43
  5. Step 5: Solve for x
    x = 32,245,968,643.43/195,812.46
  6. Step 6: Final answer
    x = 164,677.82

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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.