Home / 79,135.52-118,703.24-26,544.83

Finding the Fourth Proportional to 79,135.52, 118,703.24 and 26,544.83

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Solution

The fourth proportional to 79,135.52, 118,703.24 and 26,544.83 is: 39,817.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,135.52 : 118,703.24 = 26,544.83 : x
  2. Step 2: Convert to fraction form
    79,135.52/118,703.24 = 26,544.83/x
  3. Step 3: Cross multiply
    79,135.52x = 118,703.24 × 26,544.83
  4. Step 4: Simplify right side
    79,135.52x = 3,150,956,799.10
  5. Step 5: Solve for x
    x = 3,150,956,799.10/79,135.52
  6. Step 6: Final answer
    x = 39,817.23

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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.