Home / 72,884.01-109,357.78-25,533.07

Finding the Fourth Proportional to 72,884.01, 109,357.78 and 25,533.07

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Solution

The fourth proportional to 72,884.01, 109,357.78 and 25,533.07 is: 38,310.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,884.01 : 109,357.78 = 25,533.07 : x
  2. Step 2: Convert to fraction form
    72,884.01/109,357.78 = 25,533.07/x
  3. Step 3: Cross multiply
    72,884.01x = 109,357.78 × 25,533.07
  4. Step 4: Simplify right side
    72,884.01x = 2,792,239,177.33
  5. Step 5: Solve for x
    x = 2,792,239,177.33/72,884.01
  6. Step 6: Final answer
    x = 38,310.73

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1.5x scale

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.