Home / 250,239.04-345,330.07-135,517.86

Finding the Fourth Proportional to 250,239.04, 345,330.07 and 135,517.86

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Solution

The fourth proportional to 250,239.04, 345,330.07 and 135,517.86 is: 187,014.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,239.04 : 345,330.07 = 135,517.86 : x
  2. Step 2: Convert to fraction form
    250,239.04/345,330.07 = 135,517.86/x
  3. Step 3: Cross multiply
    250,239.04x = 345,330.07 × 135,517.86
  4. Step 4: Simplify right side
    250,239.04x = 46,798,391,741.26
  5. Step 5: Solve for x
    x = 46,798,391,741.26/250,239.04
  6. Step 6: Final answer
    x = 187,014.75

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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.