Home / 250,613.64-345,840.66-135,885.96

Finding the Fourth Proportional to 250,613.64, 345,840.66 and 135,885.96

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Solution

The fourth proportional to 250,613.64, 345,840.66 and 135,885.96 is: 187,519.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,613.64 : 345,840.66 = 135,885.96 : x
  2. Step 2: Convert to fraction form
    250,613.64/345,840.66 = 135,885.96/x
  3. Step 3: Cross multiply
    250,613.64x = 345,840.66 × 135,885.96
  4. Step 4: Simplify right side
    250,613.64x = 46,994,890,091.13
  5. Step 5: Solve for x
    x = 46,994,890,091.13/250,613.64
  6. Step 6: Final answer
    x = 187,519.28

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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.