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Finding the Fourth Proportional to 53,510.60, 80,265.90 and 50,230.10

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Solution

The fourth proportional to 53,510.60, 80,265.90 and 50,230.10 is: 75,345.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,510.60 : 80,265.90 = 50,230.10 : x
  2. Step 2: Convert to fraction form
    53,510.60/80,265.90 = 50,230.10/x
  3. Step 3: Cross multiply
    53,510.60x = 80,265.90 × 50,230.10
  4. Step 4: Simplify right side
    53,510.60x = 4,031,764,183.59
  5. Step 5: Solve for x
    x = 4,031,764,183.59/53,510.60
  6. Step 6: Final answer
    x = 75,345.15

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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.