Home / 55,237.08-76,227.30-30,086.04

Finding the Fourth Proportional to 55,237.08, 76,227.30 and 30,086.04

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Solution

The fourth proportional to 55,237.08, 76,227.30 and 30,086.04 is: 41,518.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,237.08 : 76,227.30 = 30,086.04 : x
  2. Step 2: Convert to fraction form
    55,237.08/76,227.30 = 30,086.04/x
  3. Step 3: Cross multiply
    55,237.08x = 76,227.30 × 30,086.04
  4. Step 4: Simplify right side
    55,237.08x = 2,293,377,596.89
  5. Step 5: Solve for x
    x = 2,293,377,596.89/55,237.08
  6. Step 6: Final answer
    x = 41,518.81

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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.