Home / 243,104.24-335,507.16-135,684.26

Finding the Fourth Proportional to 243,104.24, 335,507.16 and 135,684.26

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Solution

The fourth proportional to 243,104.24, 335,507.16 and 135,684.26 is: 187,257.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,104.24 : 335,507.16 = 135,684.26 : x
  2. Step 2: Convert to fraction form
    243,104.24/335,507.16 = 135,684.26/x
  3. Step 3: Cross multiply
    243,104.24x = 335,507.16 × 135,684.26
  4. Step 4: Simplify right side
    243,104.24x = 45,523,042,705.96
  5. Step 5: Solve for x
    x = 45,523,042,705.96/243,104.24
  6. Step 6: Final answer
    x = 187,257.30

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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.