Home / 204,027.60-306,041.40-54,267.60

Finding the Fourth Proportional to 204,027.60, 306,041.40 and 54,267.60

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Solution

The fourth proportional to 204,027.60, 306,041.40 and 54,267.60 is: 81,401.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,027.60 : 306,041.40 = 54,267.60 : x
  2. Step 2: Convert to fraction form
    204,027.60/306,041.40 = 54,267.60/x
  3. Step 3: Cross multiply
    204,027.60x = 306,041.40 × 54,267.60
  4. Step 4: Simplify right side
    204,027.60x = 16,608,132,278.64
  5. Step 5: Solve for x
    x = 16,608,132,278.64/204,027.60
  6. Step 6: Final answer
    x = 81,401.40

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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.