Home / 79,194.53-118,779.41-25,886.10

Finding the Fourth Proportional to 79,194.53, 118,779.41 and 25,886.10

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Solution

The fourth proportional to 79,194.53, 118,779.41 and 25,886.10 is: 38,825.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,194.53 : 118,779.41 = 25,886.10 : x
  2. Step 2: Convert to fraction form
    79,194.53/118,779.41 = 25,886.10/x
  3. Step 3: Cross multiply
    79,194.53x = 118,779.41 × 25,886.10
  4. Step 4: Simplify right side
    79,194.53x = 3,074,735,555.77
  5. Step 5: Solve for x
    x = 3,074,735,555.77/79,194.53
  6. Step 6: Final answer
    x = 38,825.10

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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.