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Finding the Fourth Proportional to 50,608.80, 75,959.64 and 25,666.20

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Solution

The fourth proportional to 50,608.80, 75,959.64 and 25,666.20 is: 38,522.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,608.80 : 75,959.64 = 25,666.20 : x
  2. Step 2: Convert to fraction form
    50,608.80/75,959.64 = 25,666.20/x
  3. Step 3: Cross multiply
    50,608.80x = 75,959.64 × 25,666.20
  4. Step 4: Simplify right side
    50,608.80x = 1,949,595,312.17
  5. Step 5: Solve for x
    x = 1,949,595,312.17/50,608.80
  6. Step 6: Final answer
    x = 38,522.85

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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.