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Finding the Fourth Proportional to 59,491.85, 82,184.15 and 47,539.49

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Solution

The fourth proportional to 59,491.85, 82,184.15 and 47,539.49 is: 65,672.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,491.85 : 82,184.15 = 47,539.49 : x
  2. Step 2: Convert to fraction form
    59,491.85/82,184.15 = 47,539.49/x
  3. Step 3: Cross multiply
    59,491.85x = 82,184.15 × 47,539.49
  4. Step 4: Simplify right side
    59,491.85x = 3,906,992,285.01
  5. Step 5: Solve for x
    x = 3,906,992,285.01/59,491.85
  6. Step 6: Final answer
    x = 65,672.74

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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.