Home / 250,443.90-345,611.81-135,725.83

Finding the Fourth Proportional to 250,443.90, 345,611.81 and 135,725.83

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Solution

The fourth proportional to 250,443.90, 345,611.81 and 135,725.83 is: 187,301.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,443.90 : 345,611.81 = 135,725.83 : x
  2. Step 2: Convert to fraction form
    250,443.90/345,611.81 = 135,725.83/x
  3. Step 3: Cross multiply
    250,443.90x = 345,611.81 × 135,725.83
  4. Step 4: Simplify right side
    250,443.90x = 46,908,449,245.34
  5. Step 5: Solve for x
    x = 46,908,449,245.34/250,443.90
  6. Step 6: Final answer
    x = 187,301.22

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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.