Home / 84,940.21-127,407.08-25,773.49

Finding the Fourth Proportional to 84,940.21, 127,407.08 and 25,773.49

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Solution

The fourth proportional to 84,940.21, 127,407.08 and 25,773.49 is: 38,659.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,940.21 : 127,407.08 = 25,773.49 : x
  2. Step 2: Convert to fraction form
    84,940.21/127,407.08 = 25,773.49/x
  3. Step 3: Cross multiply
    84,940.21x = 127,407.08 × 25,773.49
  4. Step 4: Simplify right side
    84,940.21x = 3,283,725,132.70
  5. Step 5: Solve for x
    x = 3,283,725,132.70/84,940.21
  6. Step 6: Final answer
    x = 38,659.25

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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.