Home / 84,090.42-126,114.10-24,912.25

Finding the Fourth Proportional to 84,090.42, 126,114.10 and 24,912.25

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Solution

The fourth proportional to 84,090.42, 126,114.10 and 24,912.25 is: 37,361.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,090.42 : 126,114.10 = 24,912.25 : x
  2. Step 2: Convert to fraction form
    84,090.42/126,114.10 = 24,912.25/x
  3. Step 3: Cross multiply
    84,090.42x = 126,114.10 × 24,912.25
  4. Step 4: Simplify right side
    84,090.42x = 3,141,785,380.26
  5. Step 5: Solve for x
    x = 3,141,785,380.26/84,090.42
  6. Step 6: Final answer
    x = 37,361.99

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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.