Home / 63,961.40-88,277.10-38,828.60

Finding the Fourth Proportional to 63,961.40, 88,277.10 and 38,828.60

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Solution

The fourth proportional to 63,961.40, 88,277.10 and 38,828.60 is: 53,589.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,961.40 : 88,277.10 = 38,828.60 : x
  2. Step 2: Convert to fraction form
    63,961.40/88,277.10 = 38,828.60/x
  3. Step 3: Cross multiply
    63,961.40x = 88,277.10 × 38,828.60
  4. Step 4: Simplify right side
    63,961.40x = 3,427,676,205.06
  5. Step 5: Solve for x
    x = 3,427,676,205.06/63,961.40
  6. Step 6: Final answer
    x = 53,589.76

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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.