Home / 79,103.26-118,672.67-26,511.40

Finding the Fourth Proportional to 79,103.26, 118,672.67 and 26,511.40

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Solution

The fourth proportional to 79,103.26, 118,672.67 and 26,511.40 is: 39,773.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,103.26 : 118,672.67 = 26,511.40 : x
  2. Step 2: Convert to fraction form
    79,103.26/118,672.67 = 26,511.40/x
  3. Step 3: Cross multiply
    79,103.26x = 118,672.67 × 26,511.40
  4. Step 4: Simplify right side
    79,103.26x = 3,146,178,623.44
  5. Step 5: Solve for x
    x = 3,146,178,623.44/79,103.26
  6. Step 6: Final answer
    x = 39,773.06

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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.