Home / 126,636.62-175,557.70-119,895.26

Finding the Fourth Proportional to 126,636.62, 175,557.70 and 119,895.26

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Solution

The fourth proportional to 126,636.62, 175,557.70 and 119,895.26 is: 166,212.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,636.62 : 175,557.70 = 119,895.26 : x
  2. Step 2: Convert to fraction form
    126,636.62/175,557.70 = 119,895.26/x
  3. Step 3: Cross multiply
    126,636.62x = 175,557.70 × 119,895.26
  4. Step 4: Simplify right side
    126,636.62x = 21,048,536,086.50
  5. Step 5: Solve for x
    x = 21,048,536,086.50/126,636.62
  6. Step 6: Final answer
    x = 166,212.08

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.