Home / 236,613.15-354,353.91-136,469.75

Finding the Fourth Proportional to 236,613.15, 354,353.91 and 136,469.75

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Solution

The fourth proportional to 236,613.15, 354,353.91 and 136,469.75 is: 204,378.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,613.15 : 354,353.91 = 136,469.75 : x
  2. Step 2: Convert to fraction form
    236,613.15/354,353.91 = 136,469.75/x
  3. Step 3: Cross multiply
    236,613.15x = 354,353.91 × 136,469.75
  4. Step 4: Simplify right side
    236,613.15x = 48,358,587,737.45
  5. Step 5: Solve for x
    x = 48,358,587,737.45/236,613.15
  6. Step 6: Final answer
    x = 204,378.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.