Home / 55,451.52-83,146.90-27,309.69

Finding the Fourth Proportional to 55,451.52, 83,146.90 and 27,309.69

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Solution

The fourth proportional to 55,451.52, 83,146.90 and 27,309.69 is: 40,949.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,451.52 : 83,146.90 = 27,309.69 : x
  2. Step 2: Convert to fraction form
    55,451.52/83,146.90 = 27,309.69/x
  3. Step 3: Cross multiply
    55,451.52x = 83,146.90 × 27,309.69
  4. Step 4: Simplify right side
    55,451.52x = 2,270,716,063.46
  5. Step 5: Solve for x
    x = 2,270,716,063.46/55,451.52
  6. Step 6: Final answer
    x = 40,949.57

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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.