Home / 250,241.21-345,333.19-135,520.04

Finding the Fourth Proportional to 250,241.21, 345,333.19 and 135,520.04

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Solution

The fourth proportional to 250,241.21, 345,333.19 and 135,520.04 is: 187,017.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,241.21 : 345,333.19 = 135,520.04 : x
  2. Step 2: Convert to fraction form
    250,241.21/345,333.19 = 135,520.04/x
  3. Step 3: Cross multiply
    250,241.21x = 345,333.19 × 135,520.04
  4. Step 4: Simplify right side
    250,241.21x = 46,799,565,656.66
  5. Step 5: Solve for x
    x = 46,799,565,656.66/250,241.21
  6. Step 6: Final answer
    x = 187,017.82

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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.