Home / 75,974.54-113,883.98-38,465.06

Finding the Fourth Proportional to 75,974.54, 113,883.98 and 38,465.06

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Solution

The fourth proportional to 75,974.54, 113,883.98 and 38,465.06 is: 57,658.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,974.54 : 113,883.98 = 38,465.06 : x
  2. Step 2: Convert to fraction form
    75,974.54/113,883.98 = 38,465.06/x
  3. Step 3: Cross multiply
    75,974.54x = 113,883.98 × 38,465.06
  4. Step 4: Simplify right side
    75,974.54x = 4,380,554,123.74
  5. Step 5: Solve for x
    x = 4,380,554,123.74/75,974.54
  6. Step 6: Final answer
    x = 57,658.19

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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.