Home / 204,001.60-306,002.40-54,241.60

Finding the Fourth Proportional to 204,001.60, 306,002.40 and 54,241.60

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Solution

The fourth proportional to 204,001.60, 306,002.40 and 54,241.60 is: 81,362.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,001.60 : 306,002.40 = 54,241.60 : x
  2. Step 2: Convert to fraction form
    204,001.60/306,002.40 = 54,241.60/x
  3. Step 3: Cross multiply
    204,001.60x = 306,002.40 × 54,241.60
  4. Step 4: Simplify right side
    204,001.60x = 16,598,059,779.84
  5. Step 5: Solve for x
    x = 16,598,059,779.84/204,001.60
  6. Step 6: Final answer
    x = 81,362.40

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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.