Home / 85,352.44-117,766.20-49,536.28

Finding the Fourth Proportional to 85,352.44, 117,766.20 and 49,536.28

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Solution

The fourth proportional to 85,352.44, 117,766.20 and 49,536.28 is: 68,348.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,352.44 : 117,766.20 = 49,536.28 : x
  2. Step 2: Convert to fraction form
    85,352.44/117,766.20 = 49,536.28/x
  3. Step 3: Cross multiply
    85,352.44x = 117,766.20 × 49,536.28
  4. Step 4: Simplify right side
    85,352.44x = 5,833,699,457.74
  5. Step 5: Solve for x
    x = 5,833,699,457.74/85,352.44
  6. Step 6: Final answer
    x = 68,348.36

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1.5x scale

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.