Home / 84,944.27-127,409.90-25,780.25

Finding the Fourth Proportional to 84,944.27, 127,409.90 and 25,780.25

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Solution

The fourth proportional to 84,944.27, 127,409.90 and 25,780.25 is: 38,668.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,944.27 : 127,409.90 = 25,780.25 : x
  2. Step 2: Convert to fraction form
    84,944.27/127,409.90 = 25,780.25/x
  3. Step 3: Cross multiply
    84,944.27x = 127,409.90 × 25,780.25
  4. Step 4: Simplify right side
    84,944.27x = 3,284,658,308.52
  5. Step 5: Solve for x
    x = 3,284,658,308.52/84,944.27
  6. Step 6: Final answer
    x = 38,668.39

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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.