Home / 250,169.08-345,227.34-136,996.60

Finding the Fourth Proportional to 250,169.08, 345,227.34 and 136,996.60

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Solution

The fourth proportional to 250,169.08, 345,227.34 and 136,996.60 is: 189,052.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,169.08 : 345,227.34 = 136,996.60 : x
  2. Step 2: Convert to fraction form
    250,169.08/345,227.34 = 136,996.60/x
  3. Step 3: Cross multiply
    250,169.08x = 345,227.34 × 136,996.60
  4. Step 4: Simplify right side
    250,169.08x = 47,294,971,807.04
  5. Step 5: Solve for x
    x = 47,294,971,807.04/250,169.08
  6. Step 6: Final answer
    x = 189,052.03

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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.