Home / 55,217.25-76,194.99-31,344.93

Finding the Fourth Proportional to 55,217.25, 76,194.99 and 31,344.93

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Solution

The fourth proportional to 55,217.25, 76,194.99 and 31,344.93 is: 43,253.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,217.25 : 76,194.99 = 31,344.93 : x
  2. Step 2: Convert to fraction form
    55,217.25/76,194.99 = 31,344.93/x
  3. Step 3: Cross multiply
    55,217.25x = 76,194.99 × 31,344.93
  4. Step 4: Simplify right side
    55,217.25x = 2,388,326,627.90
  5. Step 5: Solve for x
    x = 2,388,326,627.90/55,217.25
  6. Step 6: Final answer
    x = 43,253.27

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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.