Home / 168,070.67-251,954.06-61,379.36

Finding the Fourth Proportional to 168,070.67, 251,954.06 and 61,379.36

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Solution

The fourth proportional to 168,070.67, 251,954.06 and 61,379.36 is: 92,013.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,070.67 : 251,954.06 = 61,379.36 : x
  2. Step 2: Convert to fraction form
    168,070.67/251,954.06 = 61,379.36/x
  3. Step 3: Cross multiply
    168,070.67x = 251,954.06 × 61,379.36
  4. Step 4: Simplify right side
    168,070.67x = 15,464,778,645.30
  5. Step 5: Solve for x
    x = 15,464,778,645.30/168,070.67
  6. Step 6: Final answer
    x = 92,013.55

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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.