Home / 84,729.44-127,090.89-25,563.53

Finding the Fourth Proportional to 84,729.44, 127,090.89 and 25,563.53

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Solution

The fourth proportional to 84,729.44, 127,090.89 and 25,563.53 is: 38,344.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,729.44 : 127,090.89 = 25,563.53 : x
  2. Step 2: Convert to fraction form
    84,729.44/127,090.89 = 25,563.53/x
  3. Step 3: Cross multiply
    84,729.44x = 127,090.89 × 25,563.53
  4. Step 4: Simplify right side
    84,729.44x = 3,248,892,096.97
  5. Step 5: Solve for x
    x = 3,248,892,096.97/84,729.44
  6. Step 6: Final answer
    x = 38,344.31

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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.