Home / 250,177.58-345,244.60-135,456.20

Finding the Fourth Proportional to 250,177.58, 345,244.60 and 135,456.20

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Solution

The fourth proportional to 250,177.58, 345,244.60 and 135,456.20 is: 186,929.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,177.58 : 345,244.60 = 135,456.20 : x
  2. Step 2: Convert to fraction form
    250,177.58/345,244.60 = 135,456.20/x
  3. Step 3: Cross multiply
    250,177.58x = 345,244.60 × 135,456.20
  4. Step 4: Simplify right side
    250,177.58x = 46,765,521,586.52
  5. Step 5: Solve for x
    x = 46,765,521,586.52/250,177.58
  6. Step 6: Final answer
    x = 186,929.31

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1.5x scale

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.