Home / 55,594.62-76,716.45-31,394.12

Finding the Fourth Proportional to 55,594.62, 76,716.45 and 31,394.12

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Solution

The fourth proportional to 55,594.62, 76,716.45 and 31,394.12 is: 43,321.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,594.62 : 76,716.45 = 31,394.12 : x
  2. Step 2: Convert to fraction form
    55,594.62/76,716.45 = 31,394.12/x
  3. Step 3: Cross multiply
    55,594.62x = 76,716.45 × 31,394.12
  4. Step 4: Simplify right side
    55,594.62x = 2,408,445,053.69
  5. Step 5: Solve for x
    x = 2,408,445,053.69/55,594.62
  6. Step 6: Final answer
    x = 43,321.55

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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.