Home / 126,631.62-175,550.76-119,890.26

Finding the Fourth Proportional to 126,631.62, 175,550.76 and 119,890.26

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Solution

The fourth proportional to 126,631.62, 175,550.76 and 119,890.26 is: 166,205.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,631.62 : 175,550.76 = 119,890.26 : x
  2. Step 2: Convert to fraction form
    126,631.62/175,550.76 = 119,890.26/x
  3. Step 3: Cross multiply
    126,631.62x = 175,550.76 × 119,890.26
  4. Step 4: Simplify right side
    126,631.62x = 21,046,826,259.60
  5. Step 5: Solve for x
    x = 21,046,826,259.60/126,631.62
  6. Step 6: Final answer
    x = 166,205.14

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1.5x scale

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.