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Finding the Fourth Proportional to 50,310.54, 75,465.81 and 15,250.20

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Solution

The fourth proportional to 50,310.54, 75,465.81 and 15,250.20 is: 22,875.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,310.54 : 75,465.81 = 15,250.20 : x
  2. Step 2: Convert to fraction form
    50,310.54/75,465.81 = 15,250.20/x
  3. Step 3: Cross multiply
    50,310.54x = 75,465.81 × 15,250.20
  4. Step 4: Simplify right side
    50,310.54x = 1,150,868,695.66
  5. Step 5: Solve for x
    x = 1,150,868,695.66/50,310.54
  6. Step 6: Final answer
    x = 22,875.30

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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.