Home / 66,250.82-99,293.88-31,116.80

Finding the Fourth Proportional to 66,250.82, 99,293.88 and 31,116.80

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Solution

The fourth proportional to 66,250.82, 99,293.88 and 31,116.80 is: 46,636.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,250.82 : 99,293.88 = 31,116.80 : x
  2. Step 2: Convert to fraction form
    66,250.82/99,293.88 = 31,116.80/x
  3. Step 3: Cross multiply
    66,250.82x = 99,293.88 × 31,116.80
  4. Step 4: Simplify right side
    66,250.82x = 3,089,707,805.18
  5. Step 5: Solve for x
    x = 3,089,707,805.18/66,250.82
  6. Step 6: Final answer
    x = 46,636.52

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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.