Home / 91,110.52-125,735.64-52,867.18

Finding the Fourth Proportional to 91,110.52, 125,735.64 and 52,867.18

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Solution

The fourth proportional to 91,110.52, 125,735.64 and 52,867.18 is: 72,958.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,110.52 : 125,735.64 = 52,867.18 : x
  2. Step 2: Convert to fraction form
    91,110.52/125,735.64 = 52,867.18/x
  3. Step 3: Cross multiply
    91,110.52x = 125,735.64 × 52,867.18
  4. Step 4: Simplify right side
    91,110.52x = 6,647,288,712.30
  5. Step 5: Solve for x
    x = 6,647,288,712.30/91,110.52
  6. Step 6: Final answer
    x = 72,958.52

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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.