Home / 250,426.66-345,588.10-135,708.48

Finding the Fourth Proportional to 250,426.66, 345,588.10 and 135,708.48

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Solution

The fourth proportional to 250,426.66, 345,588.10 and 135,708.48 is: 187,277.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,426.66 : 345,588.10 = 135,708.48 : x
  2. Step 2: Convert to fraction form
    250,426.66/345,588.10 = 135,708.48/x
  3. Step 3: Cross multiply
    250,426.66x = 345,588.10 × 135,708.48
  4. Step 4: Simplify right side
    250,426.66x = 46,899,235,757.09
  5. Step 5: Solve for x
    x = 46,899,235,757.09/250,426.66
  6. Step 6: Final answer
    x = 187,277.33

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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.