Home / 215,767.34-323,650.54-57,995.80

Finding the Fourth Proportional to 215,767.34, 323,650.54 and 57,995.80

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Solution

The fourth proportional to 215,767.34, 323,650.54 and 57,995.80 is: 86,993.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,767.34 : 323,650.54 = 57,995.80 : x
  2. Step 2: Convert to fraction form
    215,767.34/323,650.54 = 57,995.80/x
  3. Step 3: Cross multiply
    215,767.34x = 323,650.54 × 57,995.80
  4. Step 4: Simplify right side
    215,767.34x = 18,770,371,987.73
  5. Step 5: Solve for x
    x = 18,770,371,987.73/215,767.34
  6. Step 6: Final answer
    x = 86,993.57

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1.5x scale

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.