Home / 110,619.30-165,886.55-39,528.57

Finding the Fourth Proportional to 110,619.30, 165,886.55 and 39,528.57

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Solution

The fourth proportional to 110,619.30, 165,886.55 and 39,528.57 is: 59,277.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,619.30 : 165,886.55 = 39,528.57 : x
  2. Step 2: Convert to fraction form
    110,619.30/165,886.55 = 39,528.57/x
  3. Step 3: Cross multiply
    110,619.30x = 165,886.55 × 39,528.57
  4. Step 4: Simplify right side
    110,619.30x = 6,557,258,676.40
  5. Step 5: Solve for x
    x = 6,557,258,676.40/110,619.30
  6. Step 6: Final answer
    x = 59,277.71

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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.