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Finding the Fourth Proportional to 121,563.99, 182,411.46 and 59,234.49

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Solution

The fourth proportional to 121,563.99, 182,411.46 and 59,234.49 is: 88,883.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,563.99 : 182,411.46 = 59,234.49 : x
  2. Step 2: Convert to fraction form
    121,563.99/182,411.46 = 59,234.49/x
  3. Step 3: Cross multiply
    121,563.99x = 182,411.46 × 59,234.49
  4. Step 4: Simplify right side
    121,563.99x = 10,805,049,803.26
  5. Step 5: Solve for x
    x = 10,805,049,803.26/121,563.99
  6. Step 6: Final answer
    x = 88,883.64

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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.