Home / 223,018.15-307,625.05-132,309.90

Finding the Fourth Proportional to 223,018.15, 307,625.05 and 132,309.90

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Solution

The fourth proportional to 223,018.15, 307,625.05 and 132,309.90 is: 182,504.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,018.15 : 307,625.05 = 132,309.90 : x
  2. Step 2: Convert to fraction form
    223,018.15/307,625.05 = 132,309.90/x
  3. Step 3: Cross multiply
    223,018.15x = 307,625.05 × 132,309.90
  4. Step 4: Simplify right side
    223,018.15x = 40,701,839,603.00
  5. Step 5: Solve for x
    x = 40,701,839,603.00/223,018.15
  6. Step 6: Final answer
    x = 182,504.61

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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.