Home / 204,021.60-306,032.40-93,429.60

Finding the Fourth Proportional to 204,021.60, 306,032.40 and 93,429.60

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Solution

The fourth proportional to 204,021.60, 306,032.40 and 93,429.60 is: 140,144.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,021.60 : 306,032.40 = 93,429.60 : x
  2. Step 2: Convert to fraction form
    204,021.60/306,032.40 = 93,429.60/x
  3. Step 3: Cross multiply
    204,021.60x = 306,032.40 × 93,429.60
  4. Step 4: Simplify right side
    204,021.60x = 28,592,484,719.04
  5. Step 5: Solve for x
    x = 28,592,484,719.04/204,021.60
  6. Step 6: Final answer
    x = 140,144.40

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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.