Home / 125,733.66-173,481.98-79,776.52

Finding the Fourth Proportional to 125,733.66, 173,481.98 and 79,776.52

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Solution

The fourth proportional to 125,733.66, 173,481.98 and 79,776.52 is: 110,072.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,733.66 : 173,481.98 = 79,776.52 : x
  2. Step 2: Convert to fraction form
    125,733.66/173,481.98 = 79,776.52/x
  3. Step 3: Cross multiply
    125,733.66x = 173,481.98 × 79,776.52
  4. Step 4: Simplify right side
    125,733.66x = 13,839,788,647.11
  5. Step 5: Solve for x
    x = 13,839,788,647.11/125,733.66
  6. Step 6: Final answer
    x = 110,072.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.