Home / 55,261.20-76,260.44-30,110.70

Finding the Fourth Proportional to 55,261.20, 76,260.44 and 30,110.70

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Solution

The fourth proportional to 55,261.20, 76,260.44 and 30,110.70 is: 41,552.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,261.20 : 76,260.44 = 30,110.70 : x
  2. Step 2: Convert to fraction form
    55,261.20/76,260.44 = 30,110.70/x
  3. Step 3: Cross multiply
    55,261.20x = 76,260.44 × 30,110.70
  4. Step 4: Simplify right side
    55,261.20x = 2,296,255,230.71
  5. Step 5: Solve for x
    x = 2,296,255,230.71/55,261.20
  6. Step 6: Final answer
    x = 41,552.76

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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.