Home / 55,263.43-76,263.58-30,112.93

Finding the Fourth Proportional to 55,263.43, 76,263.58 and 30,112.93

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Solution

The fourth proportional to 55,263.43, 76,263.58 and 30,112.93 is: 41,555.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,263.43 : 76,263.58 = 30,112.93 : x
  2. Step 2: Convert to fraction form
    55,263.43/76,263.58 = 30,112.93/x
  3. Step 3: Cross multiply
    55,263.43x = 76,263.58 × 30,112.93
  4. Step 4: Simplify right side
    55,263.43x = 2,296,519,846.09
  5. Step 5: Solve for x
    x = 2,296,519,846.09/55,263.43
  6. Step 6: Final answer
    x = 41,555.87

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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.