Home / 215,973.39-323,707.77-162,493.50

Finding the Fourth Proportional to 215,973.39, 323,707.77 and 162,493.50

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Solution

The fourth proportional to 215,973.39, 323,707.77 and 162,493.50 is: 243,550.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,973.39 : 323,707.77 = 162,493.50 : x
  2. Step 2: Convert to fraction form
    215,973.39/323,707.77 = 162,493.50/x
  3. Step 3: Cross multiply
    215,973.39x = 323,707.77 × 162,493.50
  4. Step 4: Simplify right side
    215,973.39x = 52,600,408,524.50
  5. Step 5: Solve for x
    x = 52,600,408,524.50/215,973.39
  6. Step 6: Final answer
    x = 243,550.41

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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.