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Finding the Fourth Proportional to 56,622.60, 84,933.90 and 37,960.20

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Solution

The fourth proportional to 56,622.60, 84,933.90 and 37,960.20 is: 56,940.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,622.60 : 84,933.90 = 37,960.20 : x
  2. Step 2: Convert to fraction form
    56,622.60/84,933.90 = 37,960.20/x
  3. Step 3: Cross multiply
    56,622.60x = 84,933.90 × 37,960.20
  4. Step 4: Simplify right side
    56,622.60x = 3,224,107,830.78
  5. Step 5: Solve for x
    x = 3,224,107,830.78/56,622.60
  6. Step 6: Final answer
    x = 56,940.30

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Similar ratio
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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.