Home / 79,013.31-118,495.26-26,410.49

Finding the Fourth Proportional to 79,013.31, 118,495.26 and 26,410.49

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Solution

The fourth proportional to 79,013.31, 118,495.26 and 26,410.49 is: 39,607.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,013.31 : 118,495.26 = 26,410.49 : x
  2. Step 2: Convert to fraction form
    79,013.31/118,495.26 = 26,410.49/x
  3. Step 3: Cross multiply
    79,013.31x = 118,495.26 × 26,410.49
  4. Step 4: Simplify right side
    79,013.31x = 3,129,517,879.28
  5. Step 5: Solve for x
    x = 3,129,517,879.28/79,013.31
  6. Step 6: Final answer
    x = 39,607.48

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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.