Home / 75,795.31-113,771.82-55,827.35

Finding the Fourth Proportional to 75,795.31, 113,771.82 and 55,827.35

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Solution

The fourth proportional to 75,795.31, 113,771.82 and 55,827.35 is: 83,799.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,795.31 : 113,771.82 = 55,827.35 : x
  2. Step 2: Convert to fraction form
    75,795.31/113,771.82 = 55,827.35/x
  3. Step 3: Cross multiply
    75,795.31x = 113,771.82 × 55,827.35
  4. Step 4: Simplify right side
    75,795.31x = 6,351,578,721.49
  5. Step 5: Solve for x
    x = 6,351,578,721.49/75,795.31
  6. Step 6: Final answer
    x = 83,799.10

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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.