Home / 55,454.94-83,215.17-29,161.71

Finding the Fourth Proportional to 55,454.94, 83,215.17 and 29,161.71

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Solution

The fourth proportional to 55,454.94, 83,215.17 and 29,161.71 is: 43,759.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,454.94 : 83,215.17 = 29,161.71 : x
  2. Step 2: Convert to fraction form
    55,454.94/83,215.17 = 29,161.71/x
  3. Step 3: Cross multiply
    55,454.94x = 83,215.17 × 29,161.71
  4. Step 4: Simplify right side
    55,454.94x = 2,426,696,655.14
  5. Step 5: Solve for x
    x = 2,426,696,655.14/55,454.94
  6. Step 6: Final answer
    x = 43,759.79

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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.