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Finding the Fourth Proportional to 59,435.91, 82,029.97 and 36,782.20

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Solution

The fourth proportional to 59,435.91, 82,029.97 and 36,782.20 is: 50,764.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,435.91 : 82,029.97 = 36,782.20 : x
  2. Step 2: Convert to fraction form
    59,435.91/82,029.97 = 36,782.20/x
  3. Step 3: Cross multiply
    59,435.91x = 82,029.97 × 36,782.20
  4. Step 4: Simplify right side
    59,435.91x = 3,017,242,762.53
  5. Step 5: Solve for x
    x = 3,017,242,762.53/59,435.91
  6. Step 6: Final answer
    x = 50,764.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.