Home / 55,197.82-76,168.65-31,324.49

Finding the Fourth Proportional to 55,197.82, 76,168.65 and 31,324.49

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Solution

The fourth proportional to 55,197.82, 76,168.65 and 31,324.49 is: 43,225.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,197.82 : 76,168.65 = 31,324.49 : x
  2. Step 2: Convert to fraction form
    55,197.82/76,168.65 = 31,324.49/x
  3. Step 3: Cross multiply
    55,197.82x = 76,168.65 × 31,324.49
  4. Step 4: Simplify right side
    55,197.82x = 2,385,944,137.49
  5. Step 5: Solve for x
    x = 2,385,944,137.49/55,197.82
  6. Step 6: Final answer
    x = 43,225.33

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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.