Home / 75,935.40-113,943.96-31,592.76

Finding the Fourth Proportional to 75,935.40, 113,943.96 and 31,592.76

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Solution

The fourth proportional to 75,935.40, 113,943.96 and 31,592.76 is: 47,406.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,935.40 : 113,943.96 = 31,592.76 : x
  2. Step 2: Convert to fraction form
    75,935.40/113,943.96 = 31,592.76/x
  3. Step 3: Cross multiply
    75,935.40x = 113,943.96 × 31,592.76
  4. Step 4: Simplify right side
    75,935.40x = 3,599,804,181.73
  5. Step 5: Solve for x
    x = 3,599,804,181.73/75,935.40
  6. Step 6: Final answer
    x = 47,406.14

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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.