Home / 136,018.20-204,027.30-73,032.60

Finding the Fourth Proportional to 136,018.20, 204,027.30 and 73,032.60

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Solution

The fourth proportional to 136,018.20, 204,027.30 and 73,032.60 is: 109,548.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,018.20 : 204,027.30 = 73,032.60 : x
  2. Step 2: Convert to fraction form
    136,018.20/204,027.30 = 73,032.60/x
  3. Step 3: Cross multiply
    136,018.20x = 204,027.30 × 73,032.60
  4. Step 4: Simplify right side
    136,018.20x = 14,900,644,189.98
  5. Step 5: Solve for x
    x = 14,900,644,189.98/136,018.20
  6. Step 6: Final answer
    x = 109,548.90

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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.