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Finding the Fourth Proportional to 59,855.50, 82,541.41 and 50,805.58

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Solution

The fourth proportional to 59,855.50, 82,541.41 and 50,805.58 is: 70,061.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,855.50 : 82,541.41 = 50,805.58 : x
  2. Step 2: Convert to fraction form
    59,855.50/82,541.41 = 50,805.58/x
  3. Step 3: Cross multiply
    59,855.50x = 82,541.41 × 50,805.58
  4. Step 4: Simplify right side
    59,855.50x = 4,193,563,796.36
  5. Step 5: Solve for x
    x = 4,193,563,796.36/59,855.50
  6. Step 6: Final answer
    x = 70,061.46

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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.