Home / 75,107.14-103,640.82-44,886.46

Finding the Fourth Proportional to 75,107.14, 103,640.82 and 44,886.46

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Solution

The fourth proportional to 75,107.14, 103,640.82 and 44,886.46 is: 61,939.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,107.14 : 103,640.82 = 44,886.46 : x
  2. Step 2: Convert to fraction form
    75,107.14/103,640.82 = 44,886.46/x
  3. Step 3: Cross multiply
    75,107.14x = 103,640.82 × 44,886.46
  4. Step 4: Simplify right side
    75,107.14x = 4,652,069,521.30
  5. Step 5: Solve for x
    x = 4,652,069,521.30/75,107.14
  6. Step 6: Final answer
    x = 61,939.11

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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.