Home / 250,154.73-345,213.60-135,433.35

Finding the Fourth Proportional to 250,154.73, 345,213.60 and 135,433.35

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Solution

The fourth proportional to 250,154.73, 345,213.60 and 135,433.35 is: 186,898.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,154.73 : 345,213.60 = 135,433.35 : x
  2. Step 2: Convert to fraction form
    250,154.73/345,213.60 = 135,433.35/x
  3. Step 3: Cross multiply
    250,154.73x = 345,213.60 × 135,433.35
  4. Step 4: Simplify right side
    250,154.73x = 46,753,433,805.68
  5. Step 5: Solve for x
    x = 46,753,433,805.68/250,154.73
  6. Step 6: Final answer
    x = 186,898.06

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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.