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Finding the Fourth Proportional to 202,463.60, 279,395.33 and 110,579.90

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Solution

The fourth proportional to 202,463.60, 279,395.33 and 110,579.90 is: 152,597.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,463.60 : 279,395.33 = 110,579.90 : x
  2. Step 2: Convert to fraction form
    202,463.60/279,395.33 = 110,579.90/x
  3. Step 3: Cross multiply
    202,463.60x = 279,395.33 × 110,579.90
  4. Step 4: Simplify right side
    202,463.60x = 30,895,505,701.99
  5. Step 5: Solve for x
    x = 30,895,505,701.99/202,463.60
  6. Step 6: Final answer
    x = 152,597.83

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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.