Home / 84,932.15-127,414.62-45,533.34

Finding the Fourth Proportional to 84,932.15, 127,414.62 and 45,533.34

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Solution

The fourth proportional to 84,932.15, 127,414.62 and 45,533.34 is: 68,308.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,932.15 : 127,414.62 = 45,533.34 : x
  2. Step 2: Convert to fraction form
    84,932.15/127,414.62 = 45,533.34/x
  3. Step 3: Cross multiply
    84,932.15x = 127,414.62 × 45,533.34
  4. Step 4: Simplify right side
    84,932.15x = 5,801,613,213.43
  5. Step 5: Solve for x
    x = 5,801,613,213.43/84,932.15
  6. Step 6: Final answer
    x = 68,308.80

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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.