Home / 50,135.28-75,202.92-40,730.64

Finding the Fourth Proportional to 50,135.28, 75,202.92 and 40,730.64

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Solution

The fourth proportional to 50,135.28, 75,202.92 and 40,730.64 is: 61,095.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,135.28 : 75,202.92 = 40,730.64 : x
  2. Step 2: Convert to fraction form
    50,135.28/75,202.92 = 40,730.64/x
  3. Step 3: Cross multiply
    50,135.28x = 75,202.92 × 40,730.64
  4. Step 4: Simplify right side
    50,135.28x = 3,063,063,061.47
  5. Step 5: Solve for x
    x = 3,063,063,061.47/50,135.28
  6. Step 6: Final answer
    x = 61,095.96

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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.