Home / 83,670.26-115,466.37-45,948.02

Finding the Fourth Proportional to 83,670.26, 115,466.37 and 45,948.02

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Solution

The fourth proportional to 83,670.26, 115,466.37 and 45,948.02 is: 63,409.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,670.26 : 115,466.37 = 45,948.02 : x
  2. Step 2: Convert to fraction form
    83,670.26/115,466.37 = 45,948.02/x
  3. Step 3: Cross multiply
    83,670.26x = 115,466.37 × 45,948.02
  4. Step 4: Simplify right side
    83,670.26x = 5,305,451,078.09
  5. Step 5: Solve for x
    x = 5,305,451,078.09/83,670.26
  6. Step 6: Final answer
    x = 63,409.04

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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.